BELGIUM -- SPOT EXCHANGE RATE, FRANCS/US$
           -----------------------------------------

 4-Jan-71                                    49.7000
 5-Jan-71                                    49.6800
 6-Jan-71                                    49.6700
 7-Jan-71                                    49.6600
 8-Jan-71                                    49.6400
11-Jan-71                                    49.6400
12-Jan-71                                    49.6400
13-Jan-71                                    49.6300
14-Jan-71                                    49.6300
15-Jan-71                                    49.6300
18-Jan-71                                    49.6300
19-Jan-71                                    49.6300
20-Jan-71                                    49.6300
21-Jan-71                                    49.6300
22-Jan-71                                    49.6300
25-Jan-71                                    49.6400
26-Jan-71                                    49.6300
27-Jan-71                                    49.6300
28-Jan-71                                    49.6300
29-Jan-71                                    49.6300
 1-Feb-71                                    49.6300
 2-Feb-71                                    49.6400
 3-Feb-71                                    49.6300
 4-Feb-71                                    49.6300
 5-Feb-71                                    49.6300
 8-Feb-71                                    49.6400
 9-Feb-71                                    49.6300
10-Feb-71                                    49.6400
11-Feb-71                                    49.6400
12-Feb-71                                         ND
15-Feb-71                                         ND
16-Feb-71                                    49.6300
17-Feb-71                                    49.6300
18-Feb-71                                    49.6300
19-Feb-71                                    49.6300
22-Feb-71                                    49.6300
23-Feb-71                                    49.6300
24-Feb-71                                    49.6300
25-Feb-71                                    49.6300
26-Feb-71                                    49.6300
 1-Mar-71                                    49.6400
 2-Mar-71                                    49.6400
 3-Mar-71                                    49.6400
 4-Mar-71                                    49.6300
 5-Mar-71                                    49.6300
 8-Mar-71                                    49.6300
 9-Mar-71                                    49.6300
10-Mar-71                                    49.6300
11-Mar-71                                    49.6300
12-Mar-71                                    49.6300
15-Mar-71                                    49.6400
16-Mar-71                                    49.6400
17-Mar-71                                    49.6400
18-Mar-71                                    49.6500
19-Mar-71                                    49.6500
22-Mar-71                                    49.6500
23-Mar-71                                    49.6500
24-Mar-71                                    49.6500
25-Mar-71                                    49.6500
26-Mar-71                                    49.6500
29-Mar-71                                    49.6500
30-Mar-71                                    49.6400
31-Mar-71                                    49.6300
 1-Apr-71                                    49.6300
 2-Apr-71                                    49.6300
 5-Apr-71                                    49.6400
 6-Apr-71                                    49.6500
 7-Apr-71                                    49.6400
 8-Apr-71                                    49.6600
 9-Apr-71                                    49.6600
12-Apr-71                                    49.6500
13-Apr-71                                    49.6800
14-Apr-71                                    49.6800
15-Apr-71                                    49.6400
16-Apr-71                                    49.6300
19-Apr-71                                    49.6500
20-Apr-71                                    49.6400
21-Apr-71                                    49.6300
22-Apr-71                                    49.6300
23-Apr-71                                    49.6300
26-Apr-71                                    49.6400
27-Apr-71                                    49.6400
28-Apr-71                                    49.6300
29-Apr-71                                    49.6300
30-Apr-71                                    49.6300
 3-May-71                                    49.6300
 4-May-71                                    49.6300
 5-May-71                                    49.6200
 6-May-71                                    49.5600
 7-May-71                                    49.4900
10-May-71                                    49.0900
11-May-71                                    49.6300
12-May-71                                    49.6300
13-May-71                                    49.6300
14-May-71                                    49.6300
17-May-71                                    49.6300
18-May-71                                    49.6300
19-May-71                                    49.6300
20-May-71                                    49.6300
21-May-71                                    49.6300
24-May-71                                    49.6300
25-May-71                                    49.6300
26-May-71                                    49.6300
27-May-71                                    49.6500
28-May-71                                    49.6400
31-May-71                                         ND
 1-Jun-71                                    49.6500
 2-Jun-71                                    49.6600
 3-Jun-71                                    49.6400
 4-Jun-71                                    49.6300
 7-Jun-71                                    49.6400
 8-Jun-71                                    49.6500
 9-Jun-71                                    49.6600
10-Jun-71                                    49.6900
11-Jun-71                                    49.7000
14-Jun-71                                    49.7300
15-Jun-71                                    49.8100
16-Jun-71                                    49.7900
17-Jun-71                                    49.8600
18-Jun-71                                    49.8200
21-Jun-71                                    49.8600
22-Jun-71                                    49.7600
23-Jun-71                                    49.6900
24-Jun-71                                    49.7000
25-Jun-71                                    49.7200
28-Jun-71                                    49.8200
29-Jun-71                                    49.8000
30-Jun-71                                    49.7500
 1-Jul-71                                    49.7900
 2-Jul-71                                    49.7600
 5-Jul-71                                         ND
 6-Jul-71                                    49.7800
 7-Jul-71                                    49.7400
 8-Jul-71                                    49.7300
 9-Jul-71                                    49.7100
12-Jul-71                                    49.6500
13-Jul-71                                    49.6500
14-Jul-71                                    49.6300
15-Jul-71                                    49.6400
16-Jul-71                                    49.6300
19-Jul-71                                    49.6400
20-Jul-71                                    49.6400
21-Jul-71                                    49.6300
22-Jul-71                                    49.6300
23-Jul-71                                    49.6300
26-Jul-71                                    49.6300
27-Jul-71                                    49.6400
28-Jul-71                                    49.6400
29-Jul-71                                    49.6400
30-Jul-71                                    49.6300
 2-Aug-71                                    49.6500
 3-Aug-71                                    49.6600
 4-Aug-71                                    49.6300
 5-Aug-71                                    49.6300
 6-Aug-71                                    49.6300
 9-Aug-71                                    49.6300
10-Aug-71                                    49.6400
11-Aug-71                                    49.6300
12-Aug-71                                    49.6300
13-Aug-71                                    49.6300
16-Aug-71                                         ND
17-Aug-71                                         ND
18-Aug-71                                         ND
19-Aug-71                                         ND
20-Aug-71                                         ND
23-Aug-71                                    48.9000
24-Aug-71                                    48.5400
25-Aug-71                                    48.4100
26-Aug-71                                    48.3700
27-Aug-71                                    48.4200
30-Aug-71                                    48.1800
31-Aug-71                                    48.3100
 1-Sep-71                                    48.4200
 2-Sep-71                                    48.3000
 3-Sep-71                                    48.3400
 6-Sep-71                                         ND
 7-Sep-71                                    48.3400
 8-Sep-71                                    48.3600
 9-Sep-71                                    48.3700
10-Sep-71                                    48.3300
13-Sep-71                                    48.2100
14-Sep-71                                    48.0900
15-Sep-71                                    48.0200
16-Sep-71                                    48.0600
17-Sep-71                                    47.9800
20-Sep-71                                    47.6700
21-Sep-71                                    47.5100
22-Sep-71                                    47.3600
23-Sep-71                                    47.1300
24-Sep-71                                    46.9700
27-Sep-71                                    47.1300
28-Sep-71                                    47.1600
29-Sep-71                                    47.1000
30-Sep-71                                    47.0500
 1-Oct-71                                    47.0600
 4-Oct-71                                    47.0800
 5-Oct-71                                    47.1000
 6-Oct-71                                    47.0300
 7-Oct-71                                    46.9400
 8-Oct-71                                    46.7100
11-Oct-71                                         ND
12-Oct-71                                    46.7700
13-Oct-71                                    46.8300
14-Oct-71                                    46.9200
15-Oct-71                                    46.8900
18-Oct-71                                    46.8600
19-Oct-71                                    46.8100
20-Oct-71                                    46.7300
21-Oct-71                                    46.7500
22-Oct-71                                    46.7300
25-Oct-71                                         ND
26-Oct-71                                    46.6900
27-Oct-71                                    47.1000
28-Oct-71                                    46.6300
29-Oct-71                                    46.6200
 1-Nov-71                                    46.6100
 2-Nov-71                                         ND
 3-Nov-71                                    46.4900
 4-Nov-71                                    46.4400
 5-Nov-71                                    46.4000
 8-Nov-71                                    46.4000
 9-Nov-71                                    46.4000
10-Nov-71                                    46.4700
11-Nov-71                                    46.4700
12-Nov-71                                    46.4700
15-Nov-71                                    46.4700
16-Nov-71                                    46.4900
17-Nov-71                                    46.4600
18-Nov-71                                    46.4400
19-Nov-71                                    46.2300
22-Nov-71                                    46.2000
23-Nov-71                                    46.1200
24-Nov-71                                    45.9700
25-Nov-71                                         ND
26-Nov-71                                    46.1400
29-Nov-71                                    46.1900
30-Nov-71                                    46.2700
 1-Dec-71                                    46.1100
 2-Dec-71                                    45.9200
 3-Dec-71                                    45.6800
 6-Dec-71                                    45.5700
 7-Dec-71                                    45.6600
 8-Dec-71                                    45.8500
 9-Dec-71                                    45.7500
10-Dec-71                                    45.7400
13-Dec-71                                    45.6600
14-Dec-71                                    45.5200
15-Dec-71                                    45.5100
16-Dec-71                                    45.5500
17-Dec-71                                    45.5400
20-Dec-71                                         ND
21-Dec-71                                    45.3900
22-Dec-71                                    45.3600
23-Dec-71                                    45.2500
24-Dec-71                                    45.1500
27-Dec-71                                    45.2600
28-Dec-71                                    45.2500
29-Dec-71                                    45.2400
30-Dec-71                                    44.8900
31-Dec-71                                    44.8200
 3-Jan-72                                    44.9400
 4-Jan-72                                    45.0000
 5-Jan-72                                    44.9400
 6-Jan-72                                    44.9400
 7-Jan-72                                    44.8800
10-Jan-72                                    44.7700
11-Jan-72                                    44.7000
12-Jan-72                                    44.5400
13-Jan-72                                    44.4400
14-Jan-72                                    44.2300
17-Jan-72                                    44.2000
18-Jan-72                                    44.2200
19-Jan-72                                    44.2300
20-Jan-72                                    44.2000
21-Jan-72                                    44.2500
24-Jan-72                                    44.1600
25-Jan-72                                    44.0400
26-Jan-72                                    44.0500
27-Jan-72                                    44.0300
28-Jan-72                                    44.0300
31-Jan-72                                    43.9900
 1-Feb-72                                    43.8800
 2-Feb-72                                    43.8100
 3-Feb-72                                    43.8400
 4-Feb-72                                    43.9200
 7-Feb-72                                    43.8800
 8-Feb-72                                    43.8500
 9-Feb-72                                    43.8400
10-Feb-72                                    43.8200
11-Feb-72                                    43.8300
14-Feb-72                                    43.8600
15-Feb-72                                    43.8400
16-Feb-72                                    43.8400
17-Feb-72                                    43.8200
18-Feb-72                                    43.8100
21-Feb-72                                         ND
22-Feb-72                                    43.8200
23-Feb-72                                    43.8200
24-Feb-72                                    43.8200
25-Feb-72                                    43.8200
28-Feb-72                                    43.8400
29-Feb-72                                    43.8600
 1-Mar-72                                    43.8300
 2-Mar-72                                    43.8200
 3-Mar-72                                    43.8200
 6-Mar-72                                    43.8200
 7-Mar-72                                    43.8100
 8-Mar-72                                    43.8000
 9-Mar-72                                    43.8600
10-Mar-72                                    43.9500
13-Mar-72                                    43.9200
14-Mar-72                                    43.9200
15-Mar-72                                    43.9800
16-Mar-72                                    43.9600
17-Mar-72                                    44.0100
20-Mar-72                                    44.0300
21-Mar-72                                    43.9700
22-Mar-72                                    43.9700
23-Mar-72                                    44.0500
24-Mar-72                                    44.1100
27-Mar-72                                    44.0200
28-Mar-72                                    44.0200
29-Mar-72                                    44.0000
30-Mar-72                                    43.9900
31-Mar-72                                    44.0000
 3-Apr-72                                    43.9700
 4-Apr-72                                    43.9900
 5-Apr-72                                    43.9900
 6-Apr-72                                    43.9900
 7-Apr-72                                    44.0100
10-Apr-72                                    44.0000
11-Apr-72                                    44.0000
12-Apr-72                                    44.0600
13-Apr-72                                    44.1200
14-Apr-72                                    44.1400
17-Apr-72                                    44.1800
18-Apr-72                                    44.3200
19-Apr-72                                    44.3200
20-Apr-72                                    44.1500
21-Apr-72                                    44.1200
24-Apr-72                                    44.1200
25-Apr-72                                    44.1000
26-Apr-72                                    44.2200
27-Apr-72                                    44.1900
28-Apr-72                                    44.1300
 1-May-72                                    44.1100
 2-May-72                                    44.0600
 3-May-72                                    44.0200
 4-May-72                                    44.0200
 5-May-72                                    44.0700
 8-May-72                                    44.0800
 9-May-72                                    43.9900
10-May-72                                    43.9300
11-May-72                                    44.0100
12-May-72                                    43.9800
15-May-72                                    44.0100
16-May-72                                    44.0300
17-May-72                                    43.9900
18-May-72                                    43.9700
19-May-72                                    43.9400
22-May-72                                    43.9400
23-May-72                                    43.9400
24-May-72                                    43.9100
25-May-72                                    43.9100
26-May-72                                    43.9300
29-May-72                                         ND
30-May-72                                    43.9000
31-May-72                                    43.8600
 1-Jun-72                                    43.8300
 2-Jun-72                                    43.8300
 5-Jun-72                                    43.8700
 6-Jun-72                                    43.9100
 7-Jun-72                                    43.8800
 8-Jun-72                                    43.8700
 9-Jun-72                                    43.8900
12-Jun-72                                    43.9000
13-Jun-72                                    43.8600
14-Jun-72                                    43.8200
15-Jun-72                                    43.9100
16-Jun-72                                    44.0500
19-Jun-72                                    44.0600
20-Jun-72                                    44.1700
21-Jun-72                                    44.2500
22-Jun-72                                    44.4500
23-Jun-72                                    43.8300
26-Jun-72                                    43.8100
27-Jun-72                                    43.9600
28-Jun-72                                    43.8900
29-Jun-72                                    43.8600
30-Jun-72                                    43.8200
 3-Jul-72                                    43.8200
 4-Jul-72                                         ND
 5-Jul-72                                    43.8300
 6-Jul-72                                    43.8200
 7-Jul-72                                    43.8200
10-Jul-72                                    43.8200
11-Jul-72                                    43.8500
12-Jul-72                                    43.8400
13-Jul-72                                    43.8200
14-Jul-72                                    43.8000
17-Jul-72                                    43.8600
18-Jul-72                                    43.8300
19-Jul-72                                    43.8400
20-Jul-72                                    43.8600
21-Jul-72                                    43.8500
24-Jul-72                                    43.8600
25-Jul-72                                    43.8300
26-Jul-72                                    43.8200
27-Jul-72                                    43.8200
28-Jul-72                                    43.8400
31-Jul-72                                    43.8200
 1-Aug-72                                    43.8200
 2-Aug-72                                    43.8200
 3-Aug-72                                    43.8200
 4-Aug-72                                    43.8200
 7-Aug-72                                    43.8100
 8-Aug-72                                    43.8200
 9-Aug-72                                    43.8200
10-Aug-72                                    43.8200
11-Aug-72                                    43.8400
14-Aug-72                                    43.8400
15-Aug-72                                    43.8400
16-Aug-72                                    43.8800
17-Aug-72                                    43.8900
18-Aug-72                                    43.8800
21-Aug-72                                    43.9200
22-Aug-72                                    43.8700
23-Aug-72                                    43.8700
24-Aug-72                                    43.8800
25-Aug-72                                    43.9300
28-Aug-72                                    43.9400
29-Aug-72                                    43.9800
30-Aug-72                                    43.9300
31-Aug-72                                    43.9500
 1-Sep-72                                    43.9500
 4-Sep-72                                         ND
 5-Sep-72                                    43.9500
 6-Sep-72                                    43.9300
 7-Sep-72                                    43.8900
 8-Sep-72                                    43.9000
11-Sep-72                                    43.9000
12-Sep-72                                    43.9200
13-Sep-72                                    43.9100
14-Sep-72                                    43.9100
15-Sep-72                                    43.9400
18-Sep-72                                    43.9800
19-Sep-72                                    43.9900
20-Sep-72                                    43.9700
21-Sep-72                                    43.9600
22-Sep-72                                    43.9500
25-Sep-72                                    43.9600
26-Sep-72                                    44.0300
27-Sep-72                                    44.0400
28-Sep-72                                    44.1100
29-Sep-72                                    44.2500
 2-Oct-72                                    44.3600
 3-Oct-72                                    44.3700
 4-Oct-72                                    44.1800
 5-Oct-72                                    44.0500
 6-Oct-72                                    44.1000
 9-Oct-72                                         ND
10-Oct-72                                    44.1500
11-Oct-72                                    44.1800
12-Oct-72                                    44.2100
13-Oct-72                                    44.1600
16-Oct-72                                    44.1800
17-Oct-72                                    44.1700
18-Oct-72                                    44.1500
19-Oct-72                                    44.1400
20-Oct-72                                    44.1400
23-Oct-72                                         ND
24-Oct-72                                    44.1700
25-Oct-72                                    44.1200
26-Oct-72                                    44.1300
27-Oct-72                                    44.1600
30-Oct-72                                    44.1800
31-Oct-72                                    44.1200
 1-Nov-72                                    44.0900
 2-Nov-72                                    44.1000
 3-Nov-72                                    44.1100
 6-Nov-72                                    44.1300
 7-Nov-72                                         ND
 8-Nov-72                                    44.1200
 9-Nov-72                                    44.1000
10-Nov-72                                    44.0900
13-Nov-72                                    44.1000
14-Nov-72                                    44.1000
15-Nov-72                                    44.0900
16-Nov-72                                    44.0200
17-Nov-72                                    44.0800
20-Nov-72                                    44.1000
21-Nov-72                                    44.0900
22-Nov-72                                    44.0600
23-Nov-72                                         ND
24-Nov-72                                    44.0700
27-Nov-72                                    44.0200
28-Nov-72                                    44.0600
29-Nov-72                                    44.0400
30-Nov-72                                    44.0600
 1-Dec-72                                    44.0700
 4-Dec-72                                    44.0900
 5-Dec-72                                    44.0800
 6-Dec-72                                    44.0400
 7-Dec-72                                    44.0600
 8-Dec-72                                    44.0700
11-Dec-72                                    44.0900
12-Dec-72                                    44.1000
13-Dec-72                                    44.0900
14-Dec-72                                    44.0900
15-Dec-72                                    44.1500
18-Dec-72                                    44.1400
19-Dec-72                                    44.2000
20-Dec-72                                    44.1600
21-Dec-72                                    44.1200
22-Dec-72                                    44.1700
25-Dec-72                                         ND
26-Dec-72                                    44.1900
27-Dec-72                                    44.1500
28-Dec-72                                    44.1100
29-Dec-72                                    44.0700
 1-Jan-73                                         ND
 2-Jan-73                                    44.0900
 3-Jan-73                                    44.1000
 4-Jan-73                                    44.2300
 5-Jan-73                                    44.2300
 8-Jan-73                                    44.1900
 9-Jan-73                                    44.1800
10-Jan-73                                    44.1400
11-Jan-73                                    44.1700
12-Jan-73                                    44.1800
15-Jan-73                                    44.2300
16-Jan-73                                    44.2500
17-Jan-73                                    44.2400
18-Jan-73                                    44.2500
19-Jan-73                                    44.2600
22-Jan-73                                    44.1000
23-Jan-73                                    44.1000
24-Jan-73                                    44.0600
25-Jan-73                                    44.0400
26-Jan-73                                    44.0400
29-Jan-73                                    43.9700
30-Jan-73                                    43.8200
31-Jan-73                                    43.8200
 1-Feb-73                                    43.7700
 2-Feb-73                                    43.9000
 5-Feb-73                                    43.8700
 6-Feb-73                                    43.8900
 7-Feb-73                                    43.8300
 8-Feb-73                                    43.8100
 9-Feb-73                                    43.8100
12-Feb-73                                         ND
13-Feb-73                                    41.3700
14-Feb-73                                    40.9400
15-Feb-73                                    40.9000
16-Feb-73                                    40.8300
19-Feb-73                                         ND
20-Feb-73                                    40.8200
21-Feb-73                                    40.8100
22-Feb-73                                    40.4300
23-Feb-73                                    39.8400
26-Feb-73                                    39.8000
27-Feb-73                                    39.7900
28-Feb-73                                    39.4500
 1-Mar-73                                    39.3700
 2-Mar-73                                    38.8300
 5-Mar-73                                    39.3000
 6-Mar-73                                    39.2200
 7-Mar-73                                    39.3000
 8-Mar-73                                    39.1000
 9-Mar-73                                    38.9900
12-Mar-73                                    38.4600
13-Mar-73                                    38.7600
14-Mar-73                                    39.3700
15-Mar-73                                    39.3000
16-Mar-73                                    39.4100
19-Mar-73                                    39.7200
20-Mar-73                                    39.6500
21-Mar-73                                    39.6800
22-Mar-73                                    39.6000
23-Mar-73                                    39.6400
26-Mar-73                                    39.6700
27-Mar-73                                    39.7300
28-Mar-73                                    39.8100
29-Mar-73                                    39.9500
30-Mar-73                                    40.1200
 2-Apr-73                                    40.2000
 3-Apr-73                                    40.3100
 4-Apr-73                                    40.0500
 5-Apr-73                                    39.9800
 6-Apr-73                                    40.0600
 9-Apr-73                                    40.0500
10-Apr-73                                    40.0800
11-Apr-73                                    40.0500
12-Apr-73                                    40.0400
13-Apr-73                                    40.0600
16-Apr-73                                    40.1000
17-Apr-73                                    40.1100
18-Apr-73                                    40.1800
19-Apr-73                                    40.2600
20-Apr-73                                    40.2300
23-Apr-73                                    40.2100
24-Apr-73                                    40.2600
25-Apr-73                                    40.3000
26-Apr-73                                    40.3100
27-Apr-73                                    40.3600
30-Apr-73                                    40.3400
 1-May-73                                    40.3100
 2-May-73                                    40.2900
 3-May-73                                    40.2700
 4-May-73                                    40.2700
 7-May-73                                    40.3000
 8-May-73                                    40.2700
 9-May-73                                    40.1600
10-May-73                                    40.1600
11-May-73                                    40.0800
14-May-73                                    39.5500
15-May-73                                    39.1000
16-May-73                                    39.1700
17-May-73                                    39.2800
18-May-73                                    39.1800
21-May-73                                    38.6600
22-May-73                                    38.7200
23-May-73                                    38.7100
24-May-73                                    38.8300
25-May-73                                    38.9600
28-May-73                                         ND
29-May-73                                    38.6700
30-May-73                                    38.5000
31-May-73                                    38.4800
 1-Jun-73                                    38.0400
 4-Jun-73                                    37.4000
 5-Jun-73                                    37.3800
 6-Jun-73                                    38.1700
 7-Jun-73                                    38.3000
 8-Jun-73                                    37.9800
11-Jun-73                                    38.0200
12-Jun-73                                    37.9000
13-Jun-73                                    38.0200
14-Jun-73                                    37.9900
15-Jun-73                                    37.7700
18-Jun-73                                    37.5600
19-Jun-73                                    37.6000
20-Jun-73                                    37.6100
21-Jun-73                                    37.4500
22-Jun-73                                    37.3400
25-Jun-73                                    37.3500
26-Jun-73                                    37.2400
27-Jun-73                                    36.8300
28-Jun-73                                    36.2200
29-Jun-73                                    36.2000
 2-Jul-73                                    35.9700
 3-Jul-73                                    35.9700
 4-Jul-73                                         ND
 5-Jul-73                                    35.1200
 6-Jul-73                                    34.5400
 9-Jul-73                                    34.7200
10-Jul-73                                    36.5500
11-Jul-73                                    36.5500
12-Jul-73                                    36.1000
13-Jul-73                                    36.0800
16-Jul-73                                    35.8400
17-Jul-73                                    35.2500
18-Jul-73                                    35.0800
19-Jul-73                                    35.7000
20-Jul-73                                    35.4500
23-Jul-73                                    35.2000
24-Jul-73                                    35.2400
25-Jul-73                                    35.2300
26-Jul-73                                    35.1500
27-Jul-73                                    35.2700
30-Jul-73                                    35.6100
31-Jul-73                                    35.5200
 1-Aug-73                                    35.5000
 2-Aug-73                                    35.6800
 3-Aug-73                                    35.7100
 6-Aug-73                                    36.1000
 7-Aug-73                                    35.9600
 8-Aug-73                                    36.0000
 9-Aug-73                                    36.1700
10-Aug-73                                    36.6000
13-Aug-73                                    36.7000
14-Aug-73                                    37.4200
15-Aug-73                                    37.4500
16-Aug-73                                    37.9100
17-Aug-73                                    37.8400
20-Aug-73                                    36.9900
21-Aug-73                                    37.5500
22-Aug-73                                    37.7300
23-Aug-73                                    37.9000
24-Aug-73                                    37.6600
27-Aug-73                                    37.7300
28-Aug-73                                    37.7500
29-Aug-73                                    37.5400
30-Aug-73                                    37.6400
31-Aug-73                                    37.6400
 3-Sep-73                                         ND
 4-Sep-73                                    37.5500
 5-Sep-73                                    37.2800
 6-Sep-73                                    37.3100
 7-Sep-73                                    37.1300
10-Sep-73                                    37.2400
11-Sep-73                                    37.3300
12-Sep-73                                    37.2900
13-Sep-73                                    37.3200
14-Sep-73                                    37.3000
17-Sep-73                                    36.4600
18-Sep-73                                    36.4300
19-Sep-73                                    36.5600
20-Sep-73                                    36.1300
21-Sep-73                                    36.3500
24-Sep-73                                    36.5200
25-Sep-73                                    36.6300
26-Sep-73                                    36.7500
27-Sep-73                                    37.0500
28-Sep-73                                    36.8200
 1-Oct-73                                    36.9300
 2-Oct-73                                    36.9100
 3-Oct-73                                    36.8900
 4-Oct-73                                    36.9100
 5-Oct-73                                    37.0000
 8-Oct-73                                         ND
 9-Oct-73                                    36.9000
10-Oct-73                                    36.7300
11-Oct-73                                    36.5500
12-Oct-73                                    36.4600
15-Oct-73                                    36.4600
16-Oct-73                                    36.2400
17-Oct-73                                    36.1600
18-Oct-73                                    36.2300
19-Oct-73                                    36.3500
22-Oct-73                                         ND
23-Oct-73                                    36.1300
24-Oct-73                                    36.1400
25-Oct-73                                    36.2700
26-Oct-73                                    36.5200
29-Oct-73                                    36.8700
30-Oct-73                                    36.9500
31-Oct-73                                    36.8700
 1-Nov-73                                    36.8000
 2-Nov-73                                    36.8000
 5-Nov-73                                    37.1500
 6-Nov-73                                         ND
 7-Nov-73                                    37.8500
 8-Nov-73                                    37.8100
 9-Nov-73                                    38.1100
12-Nov-73                                    39.0900
13-Nov-73                                    38.9500
14-Nov-73                                    38.6000
15-Nov-73                                    38.8300
16-Nov-73                                    38.7600
19-Nov-73                                    38.8000
20-Nov-73                                    38.9300
21-Nov-73                                    38.9700
22-Nov-73                                         ND
23-Nov-73                                    39.8000
26-Nov-73                                    39.6100
27-Nov-73                                    39.5800
28-Nov-73                                    39.5300
29-Nov-73                                    39.6700
30-Nov-73                                    39.5500
 3-Dec-73                                    39.7700
 4-Dec-73                                    40.2000
 5-Dec-73                                    40.0800
 6-Dec-73                                    39.9400
 7-Dec-73                                    40.1000
10-Dec-73                                    40.2200
11-Dec-73                                    40.2500
12-Dec-73                                    40.2100
13-Dec-73                                    40.2300
14-Dec-73                                    40.1900
17-Dec-73                                    40.2400
18-Dec-73                                    40.3000
19-Dec-73                                    40.3800
20-Dec-73                                    40.4900
21-Dec-73                                    40.6700
24-Dec-73                                    40.7000
25-Dec-73                                         ND
26-Dec-73                                    41.1900
27-Dec-73                                    41.2400
28-Dec-73                                    41.2500
31-Dec-73                                    41.3100
 1-Jan-74                                         ND
 2-Jan-74                                    41.9300
 3-Jan-74                                    41.9500
 4-Jan-74                                    42.1300
 7-Jan-74                                    43.3500
 8-Jan-74                                    43.5400
 9-Jan-74                                    42.6900
10-Jan-74                                    42.5500
11-Jan-74                                    42.3000
14-Jan-74                                    42.6000
15-Jan-74                                    43.1000
16-Jan-74                                    42.8600
17-Jan-74                                    42.9700
18-Jan-74                                    42.8400
21-Jan-74                                    44.0100
22-Jan-74                                    43.6000
23-Jan-74                                    43.7600
24-Jan-74                                    43.0500
25-Jan-74                                    43.2000
28-Jan-74                                    43.1000
29-Jan-74                                    42.9200
30-Jan-74                                    42.5700
31-Jan-74                                    42.1500
 1-Feb-74                                    42.1900
 4-Feb-74                                    41.8800
 5-Feb-74                                    41.8400
 6-Feb-74                                    41.7100
 7-Feb-74                                    41.7000
 8-Feb-74                                    41.6500
11-Feb-74                                    41.5600
12-Feb-74                                         ND
13-Feb-74                                    41.2900
14-Feb-74                                    40.9800
15-Feb-74                                    40.8500
18-Feb-74                                         ND
19-Feb-74                                    40.6000
20-Feb-74                                    40.6600
21-Feb-74                                    40.4400
22-Feb-74                                    40.0500
25-Feb-74                                    40.4500
26-Feb-74                                    40.4000
27-Feb-74                                    40.5700
28-Feb-74                                    40.3100
 1-Mar-74                                    40.4800
 4-Mar-74                                    40.4300
 5-Mar-74                                    40.2300
 6-Mar-74                                    40.3700
 7-Mar-74                                    40.3700
 8-Mar-74                                    40.2600
11-Mar-74                                    40.1900
12-Mar-74                                    40.1500
13-Mar-74                                    40.1400
14-Mar-74                                    40.3200
15-Mar-74                                    40.1400
18-Mar-74                                    40.2000
19-Mar-74                                    40.1600
20-Mar-74                                    40.0000
21-Mar-74                                    39.5000
22-Mar-74                                    39.6800
25-Mar-74                                    39.2000
26-Mar-74                                    39.2500
27-Mar-74                                    39.5300
28-Mar-74                                    38.9500
29-Mar-74                                    39.2200
 1-Apr-74                                    39.2900
 2-Apr-74                                    39.1400
 3-Apr-74                                    39.2500
 4-Apr-74                                    39.2900
 5-Apr-74                                    39.1400
 8-Apr-74                                    39.0200
 9-Apr-74                                    39.2500
10-Apr-74                                    39.4300
11-Apr-74                                    39.4300
12-Apr-74                                    39.4500
15-Apr-74                                    39.4500
16-Apr-74                                    39.4900
17-Apr-74                                    39.2200
18-Apr-74                                    39.1100
19-Apr-74                                    39.1700
22-Apr-74                                    38.8700
23-Apr-74                                    38.3700
24-Apr-74                                    38.3300
25-Apr-74                                    38.4300
26-Apr-74                                    38.2400
29-Apr-74                                    37.4800
30-Apr-74                                    37.9500
 1-May-74                                    37.8500
 2-May-74                                    37.9500
 3-May-74                                    37.9500
 6-May-74                                    37.6800
 7-May-74                                    37.7700
 8-May-74                                    37.4500
 9-May-74                                    37.3800
10-May-74                                    37.3800
13-May-74                                    37.0200
14-May-74                                    36.8000
15-May-74                                    37.5500
16-May-74                                    37.5600
17-May-74                                    37.7000
20-May-74                                    37.9000
21-May-74                                    37.7500
22-May-74                                    37.5200
23-May-74                                    37.4100
24-May-74                                    37.5100
27-May-74                                         ND
28-May-74                                    37.9400
29-May-74                                    38.2000
30-May-74                                    38.1500
31-May-74                                    37.9900
 3-Jun-74                                    37.8200
 4-Jun-74                                    37.8100
 5-Jun-74                                    37.6000
 6-Jun-74                                    37.5800
 7-Jun-74                                    37.6600
10-Jun-74                                    37.8100
11-Jun-74                                    37.9000
12-Jun-74                                    38.0400
13-Jun-74                                    37.9900
14-Jun-74                                    37.8600
17-Jun-74                                    37.8900
18-Jun-74                                    37.9100
19-Jun-74                                    37.9400
20-Jun-74                                    38.0200
21-Jun-74                                    38.1000
24-Jun-74                                    38.3900
25-Jun-74                                    38.2500
26-Jun-74                                    38.1500
27-Jun-74                                    37.8800
28-Jun-74                                    37.9700
 1-Jul-74                                    38.1000
 2-Jul-74                                    38.0200
 3-Jul-74                                    37.9900
 4-Jul-74                                         ND
 5-Jul-74                                    38.0200
 8-Jul-74                                    38.0400
 9-Jul-74                                    38.0700
10-Jul-74                                    38.0700
11-Jul-74                                    38.0300
12-Jul-74                                    37.9500
15-Jul-74                                    37.9000
16-Jul-74                                    37.9000
17-Jul-74                                    37.8300
18-Jul-74                                    37.8200
19-Jul-74                                    37.8500
22-Jul-74                                    37.8100
23-Jul-74                                    37.6400
24-Jul-74                                    37.1200
25-Jul-74                                    37.6700
26-Jul-74                                    37.9000
29-Jul-74                                    38.0000
30-Jul-74                                    38.1700
31-Jul-74                                    38.1400
 1-Aug-74                                    38.0600
 2-Aug-74                                    38.0400
 5-Aug-74                                    38.0300
 6-Aug-74                                    38.0100
 7-Aug-74                                    38.2200
 8-Aug-74                                    38.4300
 9-Aug-74                                    38.3300
12-Aug-74                                    38.4600
13-Aug-74                                    38.6800
14-Aug-74                                    38.7000
15-Aug-74                                    38.6800
16-Aug-74                                    38.7700
19-Aug-74                                    39.1500
20-Aug-74                                    39.0300
21-Aug-74                                    39.0200
22-Aug-74                                    39.1200
23-Aug-74                                    39.0800
26-Aug-74                                    39.1000
27-Aug-74                                    39.4300
28-Aug-74                                    39.2700
29-Aug-74                                    39.3500
30-Aug-74                                    39.3500
 2-Sep-74                                         ND
 3-Sep-74                                    39.3500
 4-Sep-74                                    39.4600
 5-Sep-74                                    39.6200
 6-Sep-74                                    39.5600
 9-Sep-74                                    39.5500
10-Sep-74                                    39.4900
11-Sep-74                                    39.4900
12-Sep-74                                    39.5300
13-Sep-74                                    39.4900
16-Sep-74                                    39.5300
17-Sep-74                                    39.4200
18-Sep-74                                    39.3500
19-Sep-74                                    39.4300
20-Sep-74                                    39.4300
23-Sep-74                                    39.3300
24-Sep-74                                    39.2800
25-Sep-74                                    39.3300
26-Sep-74                                    39.3300
27-Sep-74                                    39.2700
30-Sep-74                                    39.2900
 1-Oct-74                                    39.1400
 2-Oct-74                                    39.1900
 3-Oct-74                                    39.1200
 4-Oct-74                                    38.7500
 7-Oct-74                                    38.7700
 8-Oct-74                                    38.9100
 9-Oct-74                                    38.6100
10-Oct-74                                    38.9000
11-Oct-74                                    38.8900
14-Oct-74                                         ND
15-Oct-74                                    38.6200
16-Oct-74                                    38.5400
17-Oct-74                                    38.4600
18-Oct-74                                    38.4400
21-Oct-74                                    38.5000
22-Oct-74                                    38.3700
23-Oct-74                                    38.1700
24-Oct-74                                    38.1200
25-Oct-74                                    38.1500
28-Oct-74                                    38.1700
29-Oct-74                                    38.0700
30-Oct-74                                    38.1700
31-Oct-74                                    38.1500
 1-Nov-74                                    38.0400
 4-Nov-74                                    38.0300
 5-Nov-74                                         ND
 6-Nov-74                                    38.0100
 7-Nov-74                                    37.9800
 8-Nov-74                                    38.1700
11-Nov-74                                         ND
12-Nov-74                                    38.2100
13-Nov-74                                    38.2000
14-Nov-74                                    37.7000
15-Nov-74                                    37.6900
18-Nov-74                                    37.2100
19-Nov-74                                    37.3700
20-Nov-74                                    37.7400
21-Nov-74                                    37.7900
22-Nov-74                                    37.5200
25-Nov-74                                    37.2600
26-Nov-74                                    37.2000
27-Nov-74                                    37.1900
28-Nov-74                                         ND
29-Nov-74                                    37.2600
 2-Dec-74                                    37.4100
 3-Dec-74                                    37.5000
 4-Dec-74                                    37.2400
 5-Dec-74                                    37.1700
 6-Dec-74                                    37.2100
 9-Dec-74                                    37.1000
10-Dec-74                                    37.1100
11-Dec-74                                    37.0100
12-Dec-74                                    36.8100
13-Dec-74                                    37.0100
16-Dec-74                                    36.8700
17-Dec-74                                    36.4400
18-Dec-74                                    36.6300
19-Dec-74                                    36.6000
20-Dec-74                                    36.6300
23-Dec-74                                    36.5000
24-Dec-74                                    36.5000
25-Dec-74                                         ND
26-Dec-74                                    36.7000
27-Dec-74                                    36.6300
30-Dec-74                                    36.1700
31-Dec-74                                    36.1100
 1-Jan-75                                         ND
 2-Jan-75                                    36.2800
 3-Jan-75                                    36.0300
 6-Jan-75                                    35.5500
 7-Jan-75                                    35.5600
 8-Jan-75                                    35.9100
 9-Jan-75                                    35.7900
10-Jan-75                                    35.7300
13-Jan-75                                    35.8100
14-Jan-75                                    35.9500
15-Jan-75                                    35.8900
16-Jan-75                                    35.7400
17-Jan-75                                    35.6400
20-Jan-75                                    35.4400
21-Jan-75                                    35.2600
22-Jan-75                                    35.2100
23-Jan-75                                    35.0000
24-Jan-75                                    35.3500
27-Jan-75                                    34.6000
28-Jan-75                                    34.6600
29-Jan-75                                    35.0800
30-Jan-75                                    35.0900
31-Jan-75                                    34.9900
 3-Feb-75                                    35.2600
 4-Feb-75                                    35.4900
 5-Feb-75                                    35.5100
 6-Feb-75                                    35.3000
 7-Feb-75                                    35.3100
10-Feb-75                                    34.9500
11-Feb-75                                    35.2700
12-Feb-75                                         ND
13-Feb-75                                    34.7900
14-Feb-75                                    34.9000
17-Feb-75                                         ND
18-Feb-75                                    34.6600
19-Feb-75                                    34.7200
20-Feb-75                                    34.6400
21-Feb-75                                    34.5100
24-Feb-75                                    34.3300
25-Feb-75                                    34.3900
26-Feb-75                                    34.0700
27-Feb-75                                    34.0100
28-Feb-75                                    34.0100
 3-Mar-75                                    33.9300
 4-Mar-75                                    34.0800
 5-Mar-75                                    34.1400
 6-Mar-75                                    34.1500
 7-Mar-75                                    34.5100
10-Mar-75                                    34.5100
11-Mar-75                                    34.2800
12-Mar-75                                    34.4800
13-Mar-75                                    34.5700
14-Mar-75                                    34.3600
17-Mar-75                                    34.3500
18-Mar-75                                    34.2300
19-Mar-75                                    34.1400
20-Mar-75                                    34.2300
21-Mar-75                                    34.3300
24-Mar-75                                    34.2300
25-Mar-75                                    34.5500
26-Mar-75                                    34.6600
27-Mar-75                                    34.7200
28-Mar-75                                    34.7500
31-Mar-75                                    34.8700
 1-Apr-75                                    34.7200
 2-Apr-75                                    34.7000
 3-Apr-75                                    34.8100
 4-Apr-75                                    35.1600
 7-Apr-75                                    35.2000
 8-Apr-75                                    35.1600
 9-Apr-75                                    35.1200
10-Apr-75                                    35.4000
11-Apr-75                                    35.3400
14-Apr-75                                    35.5200
15-Apr-75                                    35.3200
16-Apr-75                                    35.3400
17-Apr-75                                    35.2900
18-Apr-75                                    35.2700
21-Apr-75                                    35.2700
22-Apr-75                                    35.2100
23-Apr-75                                    34.9700
24-Apr-75                                    35.0200
25-Apr-75                                    35.2600
28-Apr-75                                    35.3700
29-Apr-75                                    35.1600
30-Apr-75                                    35.1800
 1-May-75                                    35.1200
 2-May-75                                    35.2200
 5-May-75                                    35.0400
 6-May-75                                    35.0400
 7-May-75                                    34.9000
 8-May-75                                    34.8600
 9-May-75                                    34.9600
12-May-75                                    34.9700
13-May-75                                    34.7600
14-May-75                                    34.8400
15-May-75                                    35.0300
16-May-75                                    34.9700
19-May-75                                    34.8900
20-May-75                                    34.8600
21-May-75                                    34.7300
22-May-75                                    34.7200
23-May-75                                    34.7700
26-May-75                                         ND
27-May-75                                    34.9800
28-May-75                                    34.8900
29-May-75                                    34.9700
30-May-75                                    34.9700
 2-Jun-75                                    35.0100
 3-Jun-75                                    34.9000
 4-Jun-75                                    34.9200
 5-Jun-75                                    34.9200
 6-Jun-75                                    34.9800
 9-Jun-75                                    35.0000
10-Jun-75                                    34.9100
11-Jun-75                                    34.8900
12-Jun-75                                    34.8100
13-Jun-75                                    34.8200
16-Jun-75                                    34.8100
17-Jun-75                                    34.8100
18-Jun-75                                    34.8900
19-Jun-75                                    34.9400
20-Jun-75                                    34.9100
23-Jun-75                                    35.0200
24-Jun-75                                    35.0600
25-Jun-75                                    35.0500
26-Jun-75                                    35.0600
27-Jun-75                                    35.2000
30-Jun-75                                    35.3000
 1-Jul-75                                    35.4800
 2-Jul-75                                    35.7500
 3-Jul-75                                    35.8000
 4-Jul-75                                         ND
 7-Jul-75                                    35.9800
 8-Jul-75                                    35.8900
 9-Jul-75                                    35.8800
10-Jul-75                                    36.1100
11-Jul-75                                    36.2000
14-Jul-75                                    36.5200
15-Jul-75                                    36.6400
16-Jul-75                                    36.9300
17-Jul-75                                    37.0000
18-Jul-75                                    37.1400
21-Jul-75                                    37.2900
22-Jul-75                                    37.2400
23-Jul-75                                    37.6100
24-Jul-75                                    37.6200
25-Jul-75                                    37.5400
28-Jul-75                                    37.9900
29-Jul-75                                    38.2000
30-Jul-75                                    38.3600
31-Jul-75                                    38.4300
 1-Aug-75                                    38.3600
 4-Aug-75                                    38.2000
 5-Aug-75                                    37.9700
 6-Aug-75                                    38.0500
 7-Aug-75                                    38.3100
 8-Aug-75                                    38.3100
11-Aug-75                                    38.3600
12-Aug-75                                    38.3800
13-Aug-75                                    38.3500
14-Aug-75                                    38.3100
15-Aug-75                                    38.3700
18-Aug-75                                    38.2400
19-Aug-75                                    38.1200
20-Aug-75                                    38.2000
21-Aug-75                                    38.2400
22-Aug-75                                    38.2600
25-Aug-75                                    38.2700
26-Aug-75                                    38.2800
27-Aug-75                                    38.3100
28-Aug-75                                    38.3700
29-Aug-75                                    38.4400
 1-Sep-75                                         ND
 2-Sep-75                                    38.5600
 3-Sep-75                                    38.4600
 4-Sep-75                                    38.5700
 5-Sep-75                                    38.5700
 8-Sep-75                                    38.5900
 9-Sep-75                                    38.5800
10-Sep-75                                    38.6100
11-Sep-75                                    38.6100
12-Sep-75                                    38.7300
15-Sep-75                                    38.8100
16-Sep-75                                    39.2900
17-Sep-75                                    39.4100
18-Sep-75                                    39.5300
19-Sep-75                                    39.6700
22-Sep-75                                    40.0400
23-Sep-75                                    40.2800
24-Sep-75                                    39.9500
25-Sep-75                                    39.8700
26-Sep-75                                    39.9700
29-Sep-75                                    40.2000
30-Sep-75                                    39.9400
 1-Oct-75                                    39.4500
 2-Oct-75                                    39.4900
 3-Oct-75                                    39.7800
 6-Oct-75                                    39.4300
 7-Oct-75                                    39.2300
 8-Oct-75                                    39.3300
 9-Oct-75                                    39.2800
10-Oct-75                                    38.9300
13-Oct-75                                         ND
14-Oct-75                                    39.2800
15-Oct-75                                    38.8200
16-Oct-75                                    38.6800
17-Oct-75                                    38.8000
20-Oct-75                                    38.8000
21-Oct-75                                    38.9400
22-Oct-75                                    38.5600
23-Oct-75                                    38.6100
24-Oct-75                                    38.6800
27-Oct-75                                    38.7000
28-Oct-75                                    38.7600
29-Oct-75                                    38.7200
30-Oct-75                                    38.6100
31-Oct-75                                    38.5200
 3-Nov-75                                    38.5200
 4-Nov-75                                         ND
 5-Nov-75                                    38.8000
 6-Nov-75                                    38.6700
 7-Nov-75                                    38.7000
10-Nov-75                                    38.6900
11-Nov-75                                         ND
12-Nov-75                                    38.8300
13-Nov-75                                    38.9000
14-Nov-75                                    39.0500
17-Nov-75                                    39.4000
18-Nov-75                                    39.2400
19-Nov-75                                    39.2800
20-Nov-75                                    39.1200
21-Nov-75                                    39.1300
24-Nov-75                                    39.2000
25-Nov-75                                    39.1800
26-Nov-75                                    39.3900
27-Nov-75                                         ND
28-Nov-75                                    39.5100
 1-Dec-75                                    39.4200
 2-Dec-75                                    39.4000
 3-Dec-75                                    39.4000
 4-Dec-75                                    39.4000
 5-Dec-75                                    39.5200
 8-Dec-75                                    39.4900
 9-Dec-75                                    39.5900
10-Dec-75                                    39.6000
11-Dec-75                                    39.6700
12-Dec-75                                    39.6000
15-Dec-75                                    39.7300
16-Dec-75                                    39.6700
17-Dec-75                                    39.5300
18-Dec-75                                    39.5000
19-Dec-75                                    39.4100
22-Dec-75                                    39.4500
23-Dec-75                                    39.3900
24-Dec-75                                    39.4200
25-Dec-75                                         ND
26-Dec-75                                    39.4100
29-Dec-75                                    39.5300
30-Dec-75                                    39.5300
31-Dec-75                                    39.5400
 1-Jan-76                                         ND
 2-Jan-76                                    39.5100
 5-Jan-76                                    39.2500
 6-Jan-76                                    39.2200
 7-Jan-76                                    39.1700
 8-Jan-76                                    39.1900
 9-Jan-76                                    39.3100
12-Jan-76                                    39.2800
13-Jan-76                                    39.3100
14-Jan-76                                    39.2900
15-Jan-76                                    39.2800
16-Jan-76                                    39.3100
19-Jan-76                                    39.3000
20-Jan-76                                    39.3300
21-Jan-76                                    39.4200
22-Jan-76                                    39.3400
23-Jan-76                                    39.3500
26-Jan-76                                    39.3200
27-Jan-76                                    39.3400
28-Jan-76                                    39.2900
29-Jan-76                                    39.3000
30-Jan-76                                    39.2600
 2-Feb-76                                    38.9700
 3-Feb-76                                    39.1000
 4-Feb-76                                    39.1300
 5-Feb-76                                    39.2400
 6-Feb-76                                    39.3000
 9-Feb-76                                    39.2700
10-Feb-76                                    39.2200
11-Feb-76                                    39.0200
12-Feb-76                                         ND
13-Feb-76                                    39.0900
16-Feb-76                                         ND
17-Feb-76                                    39.1600
18-Feb-76                                    39.0500
19-Feb-76                                    39.0400
20-Feb-76                                    39.1600
23-Feb-76                                    39.1100
24-Feb-76                                    39.0900
25-Feb-76                                    39.1300
26-Feb-76                                    39.1400
27-Feb-76                                    39.1800
 1-Mar-76                                    39.2500
 2-Mar-76                                    39.3000
 3-Mar-76                                    39.3200
 4-Mar-76                                    39.3500
 5-Mar-76                                    39.3900
 8-Mar-76                                    39.3800
 9-Mar-76                                    39.3800
10-Mar-76                                    39.4900
11-Mar-76                                    39.6800
12-Mar-76                                    39.6900
15-Mar-76                                    39.7000
16-Mar-76                                    39.7600
17-Mar-76                                    39.3700
18-Mar-76                                    39.1800
19-Mar-76                                    39.2500
22-Mar-76                                    38.6500
23-Mar-76                                    38.6100
24-Mar-76                                    38.7400
25-Mar-76                                    38.9500
26-Mar-76                                    39.1000
29-Mar-76                                    39.1000
30-Mar-76                                    39.0500
31-Mar-76                                    39.0400
 1-Apr-76                                    38.8700
 2-Apr-76                                    39.0500
 5-Apr-76                                    38.9700
 6-Apr-76                                    38.9700
 7-Apr-76                                    39.0000
 8-Apr-76                                    39.0000
 9-Apr-76                                    39.0300
12-Apr-76                                    39.0200
13-Apr-76                                    38.9700
14-Apr-76                                    38.9100
15-Apr-76                                    39.0200
16-Apr-76                                    38.9700
19-Apr-76                                    38.9700
20-Apr-76                                    38.9900
21-Apr-76                                    39.0300
22-Apr-76                                    39.0200
23-Apr-76                                    39.0100
26-Apr-76                                    38.9400
27-Apr-76                                    38.9300
28-Apr-76                                    38.8700
29-Apr-76                                    38.8300
30-Apr-76                                    38.7900
 3-May-76                                    38.7700
 4-May-76                                    38.8200
 5-May-76                                    38.8000
 6-May-76                                    38.7900
 7-May-76                                    38.8400
10-May-76                                    38.8700
11-May-76                                    38.9700
12-May-76                                    39.0700
13-May-76                                    39.0600
14-May-76                                    39.1200
17-May-76                                    39.4600
18-May-76                                    39.4300
19-May-76                                    39.3100
20-May-76                                    39.3300
21-May-76                                    39.4700
24-May-76                                    39.4200
25-May-76                                    39.4800
26-May-76                                    39.5600
27-May-76                                    39.5100
28-May-76                                    39.7800
31-May-76                                         ND
 1-Jun-76                                    39.7900
 2-Jun-76                                    39.7500
 3-Jun-76                                    39.7600
 4-Jun-76                                    39.7800
 7-Jun-76                                    39.6800
 8-Jun-76                                    39.6500
 9-Jun-76                                    39.4400
10-Jun-76                                    39.5700
11-Jun-76                                    39.6000
14-Jun-76                                    39.5900
15-Jun-76                                    39.5700
16-Jun-76                                    39.5500
17-Jun-76                                    39.6000
18-Jun-76                                    39.6500
21-Jun-76                                    39.7100
22-Jun-76                                    39.6900
23-Jun-76                                    39.6200
24-Jun-76                                    39.5200
25-Jun-76                                    39.6400
28-Jun-76                                    39.7100
29-Jun-76                                    39.7300
30-Jun-76                                    39.7100
 1-Jul-76                                    39.7200
 2-Jul-76                                    39.7000
 5-Jul-76                                         ND
 6-Jul-76                                    39.6700
 7-Jul-76                                    39.7500
 8-Jul-76                                    39.7100
 9-Jul-76                                    39.7700
12-Jul-76                                    39.7600
13-Jul-76                                    39.7500
14-Jul-76                                    39.7000
15-Jul-76                                    39.7400
16-Jul-76                                    39.8000
19-Jul-76                                    39.7700
20-Jul-76                                    39.8100
21-Jul-76                                    39.7900
22-Jul-76                                    39.7900
23-Jul-76                                    39.7600
26-Jul-76                                    39.7500
27-Jul-76                                    39.7600
28-Jul-76                                    39.6700
29-Jul-76                                    39.4900
30-Jul-76                                    39.3100
 2-Aug-76                                    39.1800
 3-Aug-76                                    39.2700
 4-Aug-76                                    39.2000
 5-Aug-76                                    39.2500
 6-Aug-76                                    39.2700
 9-Aug-76                                    39.2700
10-Aug-76                                    39.2900
11-Aug-76                                    39.2500
12-Aug-76                                    39.2900
13-Aug-76                                    39.1500
16-Aug-76                                    39.0700
17-Aug-76                                    38.7100
18-Aug-76                                    38.7000
19-Aug-76                                    38.8500
20-Aug-76                                    38.9700
23-Aug-76                                    38.9000
24-Aug-76                                    38.7000
25-Aug-76                                    38.7300
26-Aug-76                                    38.7500
27-Aug-76                                    38.8300
30-Aug-76                                    38.8100
31-Aug-76                                    38.8700
 1-Sep-76                                    38.7600
 2-Sep-76                                    38.8300
 3-Sep-76                                    38.8500
 6-Sep-76                                         ND
 7-Sep-76                                    38.8100
 8-Sep-76                                    38.8100
 9-Sep-76                                    38.7700
10-Sep-76                                    38.8000
13-Sep-76                                    38.6400
14-Sep-76                                    38.5800
15-Sep-76                                    38.3900
16-Sep-76                                    38.4300
17-Sep-76                                    38.3300
20-Sep-76                                    38.2100
21-Sep-76                                    38.0400
22-Sep-76                                    37.9900
23-Sep-76                                    38.2400
24-Sep-76                                    38.2100
27-Sep-76                                    38.0500
28-Sep-76                                    38.0100
29-Sep-76                                    37.9500
30-Sep-76                                    37.6400
 1-Oct-76                                    37.8200
 4-Oct-76                                    37.6100
 5-Oct-76                                    37.2300
 6-Oct-76                                    37.2800
 7-Oct-76                                    37.4800
 8-Oct-76                                    37.4900
11-Oct-76                                         ND
12-Oct-76                                    37.5000
13-Oct-76                                    37.2700
14-Oct-76                                    37.3300
15-Oct-76                                    37.4200
18-Oct-76                                    37.5600
19-Oct-76                                    37.4500
20-Oct-76                                    37.1600
21-Oct-76                                    37.2100
22-Oct-76                                    37.2200
25-Oct-76                                    36.9700
26-Oct-76                                    37.0200
27-Oct-76                                    36.8800
28-Oct-76                                    36.8200
29-Oct-76                                    36.9700
 1-Nov-76                                    36.9300
 2-Nov-76                                         ND
 3-Nov-76                                    36.9000
 4-Nov-76                                    37.1100
 5-Nov-76                                    37.1500
 8-Nov-76                                    37.0700
 9-Nov-76                                    37.2300
10-Nov-76                                    37.1300
11-Nov-76                                         ND
12-Nov-76                                    37.0800
15-Nov-76                                    37.0600
16-Nov-76                                    37.0900
17-Nov-76                                    37.1300
18-Nov-76                                    37.1200
19-Nov-76                                    37.0600
22-Nov-76                                    36.7800
23-Nov-76                                    36.6800
24-Nov-76                                    36.6800
25-Nov-76                                         ND
26-Nov-76                                    36.7800
29-Nov-76                                    36.7500
30-Nov-76                                    36.7600
 1-Dec-76                                    36.7700
 2-Dec-76                                    36.8500
 3-Dec-76                                    36.7600
 6-Dec-76                                    36.6100
 7-Dec-76                                    36.6300
 8-Dec-76                                    36.6100
 9-Dec-76                                    36.6000
10-Dec-76                                    36.5900
13-Dec-76                                    36.6000
14-Dec-76                                    36.5500
15-Dec-76                                    36.5600
16-Dec-76                                    36.4000
17-Dec-76                                    36.4600
20-Dec-76                                    36.2300
21-Dec-76                                    36.1800
22-Dec-76                                    36.1300
23-Dec-76                                    36.2400
24-Dec-76                                    36.2600
27-Dec-76                                    36.1100
28-Dec-76                                    36.0000
29-Dec-76                                    35.9300
30-Dec-76                                    35.9100
31-Dec-76                                    35.9300
 3-Jan-77                                    35.8100
 4-Jan-77                                    35.7500
 5-Jan-77                                    35.8800
 6-Jan-77                                    35.9100
 7-Jan-77                                    36.3200
10-Jan-77                                    36.7000
11-Jan-77                                    36.5600
12-Jan-77                                    36.6100
13-Jan-77                                    36.8100
14-Jan-77                                    36.9800
17-Jan-77                                    36.8700
18-Jan-77                                    36.9500
19-Jan-77                                    37.0400
20-Jan-77                                    36.9400
21-Jan-77                                    36.8900
24-Jan-77                                    36.9500
25-Jan-77                                    37.2700
26-Jan-77                                    37.2600
27-Jan-77                                    37.2400
28-Jan-77                                    37.0200
31-Jan-77                                    37.0400
 1-Feb-77                                    37.0200
 2-Feb-77                                    37.0700
 3-Feb-77                                    37.1200
 4-Feb-77                                    37.1400
 7-Feb-77                                    37.0000
 8-Feb-77                                    36.9300
 9-Feb-77                                    37.0000
10-Feb-77                                    36.9700
11-Feb-77                                    36.8800
14-Feb-77                                    36.6900
15-Feb-77                                    36.7700
16-Feb-77                                    36.8100
17-Feb-77                                    36.8500
18-Feb-77                                    36.8500
21-Feb-77                                         ND
22-Feb-77                                    36.7500
23-Feb-77                                    36.7400
24-Feb-77                                    36.8200
25-Feb-77                                    36.7000
28-Feb-77                                    36.6400
 1-Mar-77                                    36.6300
 2-Mar-77                                    36.6600
 3-Mar-77                                    36.6400
 4-Mar-77                                    36.6800
 7-Mar-77                                    36.6800
 8-Mar-77                                    36.6800
 9-Mar-77                                    36.7600
10-Mar-77                                    36.8100
11-Mar-77                                    36.8400
14-Mar-77                                    36.8000
15-Mar-77                                    36.7500
16-Mar-77                                    36.7000
17-Mar-77                                    36.6900
18-Mar-77                                    36.7000
21-Mar-77                                    36.6600
22-Mar-77                                    36.6700
23-Mar-77                                    36.6300
24-Mar-77                                    36.6500
25-Mar-77                                    36.6600
28-Mar-77                                    36.6100
29-Mar-77                                    36.6600
30-Mar-77                                    36.6300
31-Mar-77                                    36.6100
 1-Apr-77                                    36.6000
 4-Apr-77                                    36.6000
 5-Apr-77                                    36.5800
 6-Apr-77                                    36.5500
 7-Apr-77                                    36.5200
 8-Apr-77                                    36.5500
11-Apr-77                                    36.5600
12-Apr-77                                    36.4300
13-Apr-77                                    36.3000
14-Apr-77                                    36.2800
15-Apr-77                                    36.3800
18-Apr-77                                    36.2600
19-Apr-77                                    36.3000
20-Apr-77                                    36.3300
21-Apr-77                                    36.3100
22-Apr-77                                    36.3200
25-Apr-77                                    36.1800
26-Apr-77                                    36.2300
27-Apr-77                                    36.1200
28-Apr-77                                    36.0200
29-Apr-77                                    35.9800
 2-May-77                                    36.0600
 3-May-77                                    36.1400
 4-May-77                                    35.9500
 5-May-77                                    36.0100
 6-May-77                                    36.0800
 9-May-77                                    36.0900
10-May-77                                    36.1300
11-May-77                                    36.2600
12-May-77                                    36.2100
13-May-77                                    36.1600
16-May-77                                    36.1900
17-May-77                                    36.1700
18-May-77                                    36.1100
19-May-77                                    36.0500
20-May-77                                    36.0900
23-May-77                                    36.1000
24-May-77                                    36.0900
25-May-77                                    36.0400
26-May-77                                    36.0300
27-May-77                                    36.0900
30-May-77                                         ND
31-May-77                                    36.0800
 1-Jun-77                                    36.0700
 2-Jun-77                                    36.0300
 3-Jun-77                                    36.0700
 6-Jun-77                                    36.0800
 7-Jun-77                                    36.1100
 8-Jun-77                                    36.0800
 9-Jun-77                                    36.0600
10-Jun-77                                    36.0700
13-Jun-77                                    36.0800
14-Jun-77                                    36.0600
15-Jun-77                                    36.0600
16-Jun-77                                    36.0600
17-Jun-77                                    36.0800
20-Jun-77                                    36.0900
21-Jun-77                                    36.1100
22-Jun-77                                    36.0800
23-Jun-77                                    36.0900
24-Jun-77                                    36.0900
27-Jun-77                                    36.1600
28-Jun-77                                    36.2100
29-Jun-77                                    36.0800
30-Jun-77                                    36.0700
 1-Jul-77                                    36.0600
 4-Jul-77                                         ND
 5-Jul-77                                    35.9300
 6-Jul-77                                    35.9500
 7-Jul-77                                    35.8000
 8-Jul-77                                    35.8100
11-Jul-77                                    35.6300
12-Jul-77                                    35.6400
13-Jul-77                                    35.5500
14-Jul-77                                         ND
15-Jul-77                                    35.6300
18-Jul-77                                    35.4500
19-Jul-77                                    35.3600
20-Jul-77                                    35.2100
21-Jul-77                                    35.0900
22-Jul-77                                    35.0800
25-Jul-77                                    34.9100
26-Jul-77                                    34.8900
27-Jul-77                                    35.1200
28-Jul-77                                    35.1400
29-Jul-77                                    35.3700
 1-Aug-77                                    35.5100
 2-Aug-77                                    35.3700
 3-Aug-77                                    35.3700
 4-Aug-77                                    35.4100
 5-Aug-77                                    35.3200
 8-Aug-77                                    35.5100
 9-Aug-77                                    35.4500
10-Aug-77                                    35.5400
11-Aug-77                                    35.5400
12-Aug-77                                    35.7000
15-Aug-77                                    35.7100
16-Aug-77                                    35.8800
17-Aug-77                                    35.7100
18-Aug-77                                    35.7300
19-Aug-77                                    35.6500
22-Aug-77                                    35.5700
23-Aug-77                                    35.5700
24-Aug-77                                    35.4600
25-Aug-77                                    35.5700
26-Aug-77                                    35.6000
29-Aug-77                                    35.7400
30-Aug-77                                    35.7200
31-Aug-77                                    35.6500
 1-Sep-77                                    35.6600
 2-Sep-77                                    35.9800
 5-Sep-77                                         ND
 6-Sep-77                                    35.7100
 7-Sep-77                                    35.6500
 8-Sep-77                                    35.7400
 9-Sep-77                                    35.8000
12-Sep-77                                    35.8800
13-Sep-77                                    35.8700
14-Sep-77                                    35.9300
15-Sep-77                                    35.8900
16-Sep-77                                    35.8900
19-Sep-77                                    35.8800
20-Sep-77                                    35.8400
21-Sep-77                                    35.8400
22-Sep-77                                    35.8600
23-Sep-77                                    35.8700
26-Sep-77                                    35.8400
27-Sep-77                                    35.8700
28-Sep-77                                    35.8800
29-Sep-77                                    35.8000
30-Sep-77                                    35.7100
 3-Oct-77                                    35.5800
 4-Oct-77                                    35.6300
 5-Oct-77                                    35.6100
 6-Oct-77                                    35.5300
 7-Oct-77                                    35.5700
10-Oct-77                                         ND
11-Oct-77                                    35.6300
12-Oct-77                                    35.5600
13-Oct-77                                    35.5100
14-Oct-77                                    35.4200
17-Oct-77                                    35.3400
18-Oct-77                                    35.3000
19-Oct-77                                    35.4000
20-Oct-77                                    35.3700
21-Oct-77                                    35.3700
24-Oct-77                                    35.2900
25-Oct-77                                    35.2700
26-Oct-77                                    35.2700
27-Oct-77                                    35.3200
28-Oct-77                                    35.2800
31-Oct-77                                    35.2400
 1-Nov-77                                    35.0600
 2-Nov-77                                    35.1500
 3-Nov-77                                    35.1900
 4-Nov-77                                    35.3200
 7-Nov-77                                    35.3900
 8-Nov-77                                         ND
 9-Nov-77                                    35.5000
10-Nov-77                                    35.4700
11-Nov-77                                         ND
14-Nov-77                                    35.2700
15-Nov-77                                    35.3400
16-Nov-77                                    35.3400
17-Nov-77                                    35.2900
18-Nov-77                                    35.3000
21-Nov-77                                    35.1800
22-Nov-77                                    35.1800
23-Nov-77                                    35.1400
24-Nov-77                                         ND
25-Nov-77                                    34.9700
28-Nov-77                                    34.9200
29-Nov-77                                    35.0400
30-Nov-77                                    35.0800
 1-Dec-77                                    34.9200
 2-Dec-77                                    34.7600
 5-Dec-77                                    34.4900
 6-Dec-77                                    34.3500
 7-Dec-77                                    34.1500
 8-Dec-77                                    34.3100
 9-Dec-77                                    34.5600
12-Dec-77                                    34.2500
13-Dec-77                                    33.9300
14-Dec-77                                    33.6200
15-Dec-77                                    33.8500
16-Dec-77                                    33.7200
19-Dec-77                                    33.3100
20-Dec-77                                    33.2700
21-Dec-77                                    33.1500
22-Dec-77                                    33.6500
23-Dec-77                                    33.5100
26-Dec-77                                         ND
27-Dec-77                                    33.4400
28-Dec-77                                    33.0400
29-Dec-77                                    32.5700
30-Dec-77                                    32.6800
 2-Jan-78                                         ND
 3-Jan-78                                    32.3800
 4-Jan-78                                    32.2100
 5-Jan-78                                    33.5600
 6-Jan-78                                    33.1100
 9-Jan-78                                    33.2200
10-Jan-78                                    33.1200
11-Jan-78                                    32.7200
12-Jan-78                                    33.1700
13-Jan-78                                    32.8900
16-Jan-78                                    32.8800
17-Jan-78                                    32.9800
18-Jan-78                                    33.0600
19-Jan-78                                    33.0000
20-Jan-78                                    32.9400
23-Jan-78                                    32.7800
24-Jan-78                                    32.6800
25-Jan-78                                    32.5400
26-Jan-78                                    32.6300
27-Jan-78                                    32.8400
30-Jan-78                                    32.8400
31-Jan-78                                    32.7100
 1-Feb-78                                    32.7300
 2-Feb-78                                    32.7200
 3-Feb-78                                    32.6900
 6-Feb-78                                    32.6300
 7-Feb-78                                    32.6500
 8-Feb-78                                    32.7700
 9-Feb-78                                    32.7700
10-Feb-78                                    32.7700
13-Feb-78                                         ND
14-Feb-78                                    32.4600
15-Feb-78                                    32.4900
16-Feb-78                                    32.2600
17-Feb-78                                    32.2300
20-Feb-78                                         ND
21-Feb-78                                    31.9800
22-Feb-78                                    31.8200
23-Feb-78                                    31.5100
24-Feb-78                                    32.0500
27-Feb-78                                    32.0200
28-Feb-78                                    31.5500
 1-Mar-78                                    31.3500
 2-Mar-78                                    31.4100
 3-Mar-78                                    31.5200
 6-Mar-78                                    31.6400
 7-Mar-78                                    31.4200
 8-Mar-78                                    31.5200
 9-Mar-78                                    31.6100
10-Mar-78                                    32.0800
13-Mar-78                                    31.8000
14-Mar-78                                    31.8200
15-Mar-78                                    31.9000
16-Mar-78                                    31.6600
17-Mar-78                                    31.7700
20-Mar-78                                    31.7800
21-Mar-78                                    31.9100
22-Mar-78                                    31.7500
23-Mar-78                                    31.7500
24-Mar-78                                    31.7200
27-Mar-78                                    31.7100
28-Mar-78                                    31.6500
29-Mar-78                                    31.5700
30-Mar-78                                    31.5900
31-Mar-78                                    31.2500
 3-Apr-78                                    31.3200
 4-Apr-78                                    31.6500
 5-Apr-78                                    31.4700
 6-Apr-78                                    31.4900
 7-Apr-78                                    31.4700
10-Apr-78                                    31.3500
11-Apr-78                                    31.3700
12-Apr-78                                    31.3500
13-Apr-78                                    31.5500
14-Apr-78                                    31.6500
17-Apr-78                                    31.7900
18-Apr-78                                    31.8500
19-Apr-78                                    31.9200
20-Apr-78                                    32.4500
21-Apr-78                                    32.4500
24-Apr-78                                    32.3400
25-Apr-78                                    32.3300
26-Apr-78                                    32.4100
27-Apr-78                                    32.1900
28-Apr-78                                    32.2900
 1-May-78                                    32.2000
 2-May-78                                    32.3600
 3-May-78                                    32.4000
 4-May-78                                    32.2600
 5-May-78                                    32.3400
 8-May-78                                    32.4900
 9-May-78                                    32.5800
10-May-78                                    32.5600
11-May-78                                    32.7900
12-May-78                                    32.9600
15-May-78                                    33.0400
16-May-78                                    33.2800
17-May-78                                    33.3100
18-May-78                                    32.9100
19-May-78                                    33.0000
22-May-78                                    33.1900
23-May-78                                    33.2300
24-May-78                                    33.2200
25-May-78                                    33.1500
26-May-78                                    33.1300
29-May-78                                    33.0800
30-May-78                                         ND
31-May-78                                    32.7800
 1-Jun-78                                    32.7200
 2-Jun-78                                    32.6700
 5-Jun-78                                    32.6600
 6-Jun-78                                    32.7100
 7-Jun-78                                    32.6900
 8-Jun-78                                    32.6300
 9-Jun-78                                    32.6600
12-Jun-78                                    32.6300
13-Jun-78                                    32.6300
14-Jun-78                                    32.6800
15-Jun-78                                    32.8900
16-Jun-78                                    32.8800
19-Jun-78                                    32.7900
20-Jun-78                                    32.7500
21-Jun-78                                    32.6100
22-Jun-78                                    32.8000
23-Jun-78                                    32.6300
26-Jun-78                                    32.5800
27-Jun-78                                    32.6300
28-Jun-78                                    32.6300
29-Jun-78                                    32.6600
30-Jun-78                                    32.6800
 3-Jul-78                                    32.6400
 4-Jul-78                                         ND
 5-Jul-78                                    32.3000
 6-Jul-78                                    32.5900
 7-Jul-78                                    32.4400
10-Jul-78                                    32.2500
11-Jul-78                                    32.3300
12-Jul-78                                    32.4000
13-Jul-78                                    32.3700
14-Jul-78                                    32.4800
17-Jul-78                                    32.6200
18-Jul-78                                    32.5800
19-Jul-78                                    32.5200
20-Jul-78                                    32.4500
21-Jul-78                                    32.3600
24-Jul-78                                    32.1900
25-Jul-78                                    32.3000
26-Jul-78                                    32.3900
27-Jul-78                                    32.4400
28-Jul-78                                    32.2500
31-Jul-78                                    32.1300
 1-Aug-78                                    32.1600
 2-Aug-78                                    32.1400
 3-Aug-78                                    32.0700
 4-Aug-78                                    32.0400
 7-Aug-78                                    31.7100
 8-Aug-78                                    31.3500
 9-Aug-78                                    31.3000
10-Aug-78                                    31.2300
11-Aug-78                                    31.0800
14-Aug-78                                    30.7700
15-Aug-78                                    30.6200
16-Aug-78                                    30.5700
17-Aug-78                                    31.2500
18-Aug-78                                    31.0800
21-Aug-78                                    31.4700
22-Aug-78                                    31.3000
23-Aug-78                                    31.4400
24-Aug-78                                    31.4000
25-Aug-78                                    31.6300
28-Aug-78                                    31.7500
29-Aug-78                                    31.5500
30-Aug-78                                    31.3700
31-Aug-78                                    31.3300
 1-Sep-78                                    31.2500
 4-Sep-78                                         ND
 5-Sep-78                                    31.2900
 6-Sep-78                                    31.2300
 7-Sep-78                                    31.3200
 8-Sep-78                                    31.5100
11-Sep-78                                    31.4700
12-Sep-78                                    31.4200
13-Sep-78                                    31.1800
14-Sep-78                                    31.2800
15-Sep-78                                    31.2200
18-Sep-78                                    31.1500
19-Sep-78                                    31.1300
20-Sep-78                                    30.9400
21-Sep-78                                    30.7900
22-Sep-78                                    30.8100
25-Sep-78                                    30.6000
26-Sep-78                                    30.7000
27-Sep-78                                    30.5800
28-Sep-78                                    30.5900
29-Sep-78                                    30.5800
 2-Oct-78                                    30.5000
 3-Oct-78                                    30.1800
 4-Oct-78                                    29.9500
 5-Oct-78                                    29.9200
 6-Oct-78                                    30.0000
 9-Oct-78                                         ND
10-Oct-78                                    29.8800
11-Oct-78                                    29.4500
12-Oct-78                                    29.5200
13-Oct-78                                    29.3400
16-Oct-78                                    29.3300
17-Oct-78                                    29.1500
18-Oct-78                                    28.9700
19-Oct-78                                    29.0100
20-Oct-78                                    28.6500
23-Oct-78                                    28.5300
24-Oct-78                                    28.5200
25-Oct-78                                    28.1400
26-Oct-78                                    27.7300
27-Oct-78                                    27.7500
30-Oct-78                                    27.1200
31-Oct-78                                    27.6200
 1-Nov-78                                    28.8000
 2-Nov-78                                    29.4000
 3-Nov-78                                    29.6900
 6-Nov-78                                    29.8600
 7-Nov-78                                         ND
 8-Nov-78                                    29.4300
 9-Nov-78                                    29.5000
10-Nov-78                                    29.5900
13-Nov-78                                    29.5800
14-Nov-78                                    29.6000
15-Nov-78                                    29.6900
16-Nov-78                                    30.0200
17-Nov-78                                    30.4500
20-Nov-78                                    30.4700
21-Nov-78                                    30.2900
22-Nov-78                                    30.2900
23-Nov-78                                         ND
24-Nov-78                                    30.3000
27-Nov-78                                    30.3600
28-Nov-78                                    30.3600
29-Nov-78                                    31.0500
30-Nov-78                                    30.4500
 1-Dec-78                                    30.6500
 4-Dec-78                                    30.5300
 5-Dec-78                                    30.3100
 6-Dec-78                                    30.3000
 7-Dec-78                                    30.2800
 8-Dec-78                                    30.2500
11-Dec-78                                    30.0700
12-Dec-78                                    30.1300
13-Dec-78                                    30.1900
14-Dec-78                                    30.0500
15-Dec-78                                    29.9300
18-Dec-78                                    29.3700
19-Dec-78                                    29.1000
20-Dec-78                                    29.1000
21-Dec-78                                    29.4100
22-Dec-78                                    29.3300
25-Dec-78                                         ND
26-Dec-78                                    29.3500
27-Dec-78                                    28.7500
28-Dec-78                                    28.9100
29-Dec-78                                    28.8100
 1-Jan-79                                         ND
 2-Jan-79                                    28.7500
 3-Jan-79                                    29.1800
 4-Jan-79                                    29.1600
 5-Jan-79                                    29.1300
 8-Jan-79                                    29.0400
 9-Jan-79                                    29.2300
10-Jan-79                                    29.1600
11-Jan-79                                    29.3300
12-Jan-79                                    29.2800
15-Jan-79                                    29.2800
16-Jan-79                                    29.1700
17-Jan-79                                    29.1200
18-Jan-79                                    29.0100
19-Jan-79                                    29.0800
22-Jan-79                                    29.1100
23-Jan-79                                    29.1700
24-Jan-79                                    29.1100
25-Jan-79                                    29.2500
26-Jan-79                                    29.2400
29-Jan-79                                    29.3100
30-Jan-79                                    29.3200
31-Jan-79                                    29.4400
 1-Feb-79                                    29.6300
 2-Feb-79                                    29.6900
 5-Feb-79                                    29.3500
 6-Feb-79                                    29.3100
 7-Feb-79                                    29.0000
 8-Feb-79                                    29.2300
 9-Feb-79                                    29.1600
12-Feb-79                                         ND
13-Feb-79                                    29.3100
14-Feb-79                                    29.3000
15-Feb-79                                    29.2000
16-Feb-79                                    29.2300
19-Feb-79                                         ND
20-Feb-79                                    29.2600
21-Feb-79                                    29.2700
22-Feb-79                                    29.2100
23-Feb-79                                    29.2200
26-Feb-79                                    29.2000
27-Feb-79                                    29.2200
28-Feb-79                                    29.2600
 1-Mar-79                                    29.3200
 2-Mar-79                                    29.4100
 5-Mar-79                                    29.4200
 6-Mar-79                                    29.3900
 7-Mar-79                                    29.3400
 8-Mar-79                                    29.3400
 9-Mar-79                                    29.3700
12-Mar-79                                    29.4100
13-Mar-79                                    29.5000
14-Mar-79                                    29.4000
15-Mar-79                                    29.4500
16-Mar-79                                    29.4600
19-Mar-79                                    29.4600
20-Mar-79                                    29.4800
21-Mar-79                                    29.4900
22-Mar-79                                    29.4400
23-Mar-79                                    29.4900
26-Mar-79                                    29.3700
27-Mar-79                                    29.4700
28-Mar-79                                    29.4400
29-Mar-79                                    29.5600
30-Mar-79                                    29.5900
 2-Apr-79                                    29.7900
 3-Apr-79                                    29.7500
 4-Apr-79                                    29.7900
 5-Apr-79                                    29.8500
 6-Apr-79                                    29.9100
 9-Apr-79                                    30.1200
10-Apr-79                                    30.0700
11-Apr-79                                    30.0300
12-Apr-79                                    30.1500
13-Apr-79                                    30.1600
16-Apr-79                                    30.1500
17-Apr-79                                    30.1800
18-Apr-79                                    30.1200
19-Apr-79                                    30.0800
20-Apr-79                                    30.1800
23-Apr-79                                    30.1500
24-Apr-79                                    30.1100
25-Apr-79                                    30.0800
26-Apr-79                                    30.1400
27-Apr-79                                    30.1300
30-Apr-79                                    30.2400
 1-May-79                                    30.1800
 2-May-79                                    30.2600
 3-May-79                                    30.3300
 4-May-79                                    30.3100
 7-May-79                                    30.2600
 8-May-79                                    30.3000
 9-May-79                                    30.3300
10-May-79                                    30.4100
11-May-79                                    30.4000
14-May-79                                    30.4000
15-May-79                                    30.5400
16-May-79                                    30.4900
17-May-79                                    30.6200
18-May-79                                    30.8000
21-May-79                                    30.8400
22-May-79                                    30.8100
23-May-79                                    30.8400
24-May-79                                    30.8000
25-May-79                                    30.8000
28-May-79                                    30.8400
29-May-79                                    30.9100
30-May-79                                         ND
31-May-79                                    30.7000
 1-Jun-79                                    30.8200
 4-Jun-79                                    30.7800
 5-Jun-79                                    30.7700
 6-Jun-79                                    30.8000
 7-Jun-79                                    30.7200
 8-Jun-79                                    30.7300
11-Jun-79                                    30.7300
12-Jun-79                                    30.7500
13-Jun-79                                    30.6700
14-Jun-79                                    30.6400
15-Jun-79                                    30.3200
18-Jun-79                                    30.3700
19-Jun-79                                    30.0300
20-Jun-79                                    29.8700
21-Jun-79                                    29.8200
22-Jun-79                                    29.8000
25-Jun-79                                    29.5100
26-Jun-79                                    29.6900
27-Jun-79                                    29.6200
28-Jun-79                                    29.6500
29-Jun-79                                    29.5200
 2-Jul-79                                    29.5300
 3-Jul-79                                    29.5500
 4-Jul-79                                         ND
 5-Jul-79                                    29.3500
 6-Jul-79                                    29.4300
 9-Jul-79                                    29.5200
10-Jul-79                                    29.4600
11-Jul-79                                    29.3000
12-Jul-79                                    29.3000
13-Jul-79                                    29.3300
16-Jul-79                                    29.1800
17-Jul-79                                    28.9600
18-Jul-79                                    28.8200
19-Jul-79                                    28.8800
20-Jul-79                                    29.1000
23-Jul-79                                    28.9800
24-Jul-79                                    28.8900
25-Jul-79                                    28.9900
26-Jul-79                                    29.0900
27-Jul-79                                    29.1400
30-Jul-79                                    29.1900
31-Jul-79                                    29.3600
 1-Aug-79                                    29.2600
 2-Aug-79                                    29.2300
 3-Aug-79                                    29.3100
 6-Aug-79                                    29.2800
 7-Aug-79                                    29.2500
 8-Aug-79                                    29.2400
 9-Aug-79                                    29.1800
10-Aug-79                                    29.1700
13-Aug-79                                    29.2500
14-Aug-79                                    29.3000
15-Aug-79                                    29.3300
16-Aug-79                                    29.2900
17-Aug-79                                    29.3600
20-Aug-79                                    29.3600
21-Aug-79                                    29.3600
22-Aug-79                                    29.3200
23-Aug-79                                    29.3000
24-Aug-79                                    29.3000
27-Aug-79                                    29.3300
28-Aug-79                                    29.3500
29-Aug-79                                    29.3800
30-Aug-79                                    29.2500
31-Aug-79                                    29.2900
 3-Sep-79                                         ND
 4-Sep-79                                    29.2600
 5-Sep-79                                    29.2100
 6-Sep-79                                    29.0800
 7-Sep-79                                    29.0800
10-Sep-79                                    28.9900
11-Sep-79                                    29.0800
12-Sep-79                                    29.0400
13-Sep-79                                    29.0800
14-Sep-79                                    29.1300
17-Sep-79                                    29.0900
18-Sep-79                                    29.0300
19-Sep-79                                    29.0000
20-Sep-79                                    28.3900
21-Sep-79                                    28.4300
24-Sep-79                                    28.4900
25-Sep-79                                    28.6100
26-Sep-79                                    28.4600
27-Sep-79                                    28.2000
28-Sep-79                                    28.2300
 1-Oct-79                                    28.1200
 2-Oct-79                                    28.3600
 3-Oct-79                                    28.3400
 4-Oct-79                                    28.5300
 5-Oct-79                                    28.4300
 8-Oct-79                                         ND
 9-Oct-79                                    29.1000
10-Oct-79                                    28.8000
11-Oct-79                                    28.9000
12-Oct-79                                    28.8500
15-Oct-79                                    28.9000
16-Oct-79                                    29.0100
17-Oct-79                                    29.0100
18-Oct-79                                    28.9800
19-Oct-79                                    28.9600
22-Oct-79                                    28.9900
23-Oct-79                                    29.0700
24-Oct-79                                    28.9900
25-Oct-79                                    28.9900
26-Oct-79                                    29.0500
29-Oct-79                                    29.2000
30-Oct-79                                    29.1800
31-Oct-79                                    29.1100
 1-Nov-79                                    29.0000
 2-Nov-79                                    28.8300
 5-Nov-79                                    28.9500
 6-Nov-79                                         ND
 7-Nov-79                                    28.9200
 8-Nov-79                                    29.0000
 9-Nov-79                                    29.0300
12-Nov-79                                         ND
13-Nov-79                                    29.0400
14-Nov-79                                    28.9000
15-Nov-79                                    28.9400
16-Nov-79                                    28.7300
19-Nov-79                                    28.5600
20-Nov-79                                    28.6400
21-Nov-79                                    28.5100
22-Nov-79                                         ND
23-Nov-79                                    28.5900
26-Nov-79                                    28.5300
27-Nov-79                                    28.4900
28-Nov-79                                    28.4700
29-Nov-79                                    28.3800
30-Nov-79                                    28.1700
 3-Dec-79                                    27.9100
 4-Dec-79                                    28.1100
 5-Dec-79                                    28.4300
 6-Dec-79                                    28.4900
 7-Dec-79                                    28.5200
10-Dec-79                                    28.5100
11-Dec-79                                    28.2900
12-Dec-79                                    28.3000
13-Dec-79                                    28.1800
14-Dec-79                                    28.3500
17-Dec-79                                    28.2900
18-Dec-79                                    28.1900
19-Dec-79                                    28.1300
20-Dec-79                                    28.2300
21-Dec-79                                    28.2700
24-Dec-79                                    28.2100
25-Dec-79                                         ND
26-Dec-79                                    28.1800
27-Dec-79                                    27.9500
28-Dec-79                                    28.0300
31-Dec-79                                    28.0500
 1-Jan-80                                         ND
 2-Jan-80                                    27.8700
 3-Jan-80                                    27.7800
 4-Jan-80                                    27.8900
 7-Jan-80                                    27.7900
 8-Jan-80                                    27.8700
 9-Jan-80                                    27.8400
10-Jan-80                                    27.9000
11-Jan-80                                    27.9600
14-Jan-80                                    27.9300
15-Jan-80                                    28.0600
16-Jan-80                                    27.9500
17-Jan-80                                    28.0200
18-Jan-80                                    27.9800
21-Jan-80                                    28.0600
22-Jan-80                                    28.1700
23-Jan-80                                    28.1100
24-Jan-80                                    28.1200
25-Jan-80                                    28.2100
28-Jan-80                                    28.2000
29-Jan-80                                    28.2000
30-Jan-80                                    28.2000
31-Jan-80                                    28.3600
 1-Feb-80                                    28.3400
 4-Feb-80                                    28.3300
 5-Feb-80                                    28.2700
 6-Feb-80                                    28.1400
 7-Feb-80                                    28.2500
 8-Feb-80                                    28.2700
11-Feb-80                                    28.2000
12-Feb-80                                         ND
13-Feb-80                                    28.1500
14-Feb-80                                    28.2000
15-Feb-80                                    28.3100
18-Feb-80                                         ND
19-Feb-80                                    28.3800
20-Feb-80                                    28.3900
21-Feb-80                                    28.4000
22-Feb-80                                    28.5700
25-Feb-80                                    28.5900
26-Feb-80                                    28.6100
27-Feb-80                                    28.5900
28-Feb-80                                    28.6400
29-Feb-80                                    28.8400
 3-Mar-80                                    28.9600
 4-Mar-80                                    29.0400
 5-Mar-80                                    29.0400
 6-Mar-80                                    29.1400
 7-Mar-80                                    29.1800
10-Mar-80                                    29.4100
11-Mar-80                                    29.4200
12-Mar-80                                    29.3700
13-Mar-80                                    29.5800
14-Mar-80                                    29.8600
17-Mar-80                                    30.4000
18-Mar-80                                    30.4800
19-Mar-80                                    30.2100
20-Mar-80                                    30.1300
21-Mar-80                                    30.3500
24-Mar-80                                    30.5000
25-Mar-80                                    30.5500
26-Mar-80                                    30.5100
27-Mar-80                                    30.8200
28-Mar-80                                    30.9500
31-Mar-80                                    31.2700
 1-Apr-80                                    31.5500
 2-Apr-80                                    31.4300
 3-Apr-80                                    31.5200
 4-Apr-80                                    31.6500
 7-Apr-80                                    31.7000
 8-Apr-80                                    31.2100
 9-Apr-80                                    30.3600
10-Apr-80                                    30.2700
11-Apr-80                                    30.3200
14-Apr-80                                    30.1900
15-Apr-80                                    30.4600
16-Apr-80                                    30.0500
17-Apr-80                                    29.9300
18-Apr-80                                    29.8500
21-Apr-80                                    29.7500
22-Apr-80                                    29.8500
23-Apr-80                                    29.1600
24-Apr-80                                    29.1100
25-Apr-80                                    29.0000
28-Apr-80                                    28.8300
29-Apr-80                                    28.9500
30-Apr-80                                    29.0300
 1-May-80                                    29.0400
 2-May-80                                    29.2800
 5-May-80                                    28.7900
 6-May-80                                    28.8300
 7-May-80                                    28.6900
 8-May-80                                    28.9400
 9-May-80                                    29.1700
12-May-80                                    28.8200
13-May-80                                    28.9300
14-May-80                                    28.8100
15-May-80                                    28.8200
16-May-80                                    28.8600
19-May-80                                    28.9200
20-May-80                                    28.9200
21-May-80                                    28.6700
22-May-80                                    28.6900
23-May-80                                    28.5100
26-May-80                                         ND
27-May-80                                    28.2800
28-May-80                                    28.3800
29-May-80                                    28.4400
30-May-80                                    28.4100
 2-Jun-80                                    28.4900
 3-Jun-80                                    28.4300
 4-Jun-80                                    28.4100
 5-Jun-80                                    28.4100
 6-Jun-80                                    28.3800
 9-Jun-80                                    28.3000
10-Jun-80                                    28.3000
11-Jun-80                                    28.2800
12-Jun-80                                    28.2500
13-Jun-80                                    28.1200
16-Jun-80                                    28.2800
17-Jun-80                                    28.2800
18-Jun-80                                    28.1800
19-Jun-80                                    28.2700
20-Jun-80                                    28.3100
23-Jun-80                                    28.2900
24-Jun-80                                    28.3000
25-Jun-80                                    28.2900
26-Jun-80                                    28.2600
27-Jun-80                                    28.2600
30-Jun-80                                    28.2200
 1-Jul-80                                    28.1600
 2-Jul-80                                    28.1600
 3-Jul-80                                    28.1300
 4-Jul-80                                         ND
 7-Jul-80                                    27.8800
 8-Jul-80                                    27.8500
 9-Jul-80                                    27.8900
10-Jul-80                                    27.8400
11-Jul-80                                    27.8600
14-Jul-80                                    27.9600
15-Jul-80                                    27.9600
16-Jul-80                                    27.9600
17-Jul-80                                    27.8300
18-Jul-80                                    27.9900
21-Jul-80                                    27.8700
22-Jul-80                                    27.7900
23-Jul-80                                    27.8000
24-Jul-80                                    27.7600
25-Jul-80                                    27.7900
28-Jul-80                                    27.8200
29-Jul-80                                    28.1000
30-Jul-80                                    28.3300
31-Jul-80                                    28.3900
 1-Aug-80                                    28.6300
 4-Aug-80                                    28.4800
 5-Aug-80                                    28.3500
 6-Aug-80                                    28.2700
 7-Aug-80                                    28.4300
 8-Aug-80                                    28.4500
11-Aug-80                                    28.4500
12-Aug-80                                    28.4400
13-Aug-80                                    28.4900
14-Aug-80                                    28.5200
15-Aug-80                                    28.5200
18-Aug-80                                    28.7500
19-Aug-80                                    28.7900
20-Aug-80                                    28.7400
21-Aug-80                                    28.7300
22-Aug-80                                    29.9300
25-Aug-80                                    28.8900
26-Aug-80                                    28.8600
27-Aug-80                                    28.8500
28-Aug-80                                    28.7000
29-Aug-80                                    28.8200
 1-Sep-80                                         ND
 2-Sep-80                                    28.6000
 3-Sep-80                                    28.5100
 4-Sep-80                                    28.4700
 5-Sep-80                                    28.5300
 8-Sep-80                                    28.5000
 9-Sep-80                                    28.5200
10-Sep-80                                    28.5500
11-Sep-80                                    28.5000
12-Sep-80                                    28.5500
15-Sep-80                                    28.6100
16-Sep-80                                    28.6200
17-Sep-80                                    28.5700
18-Sep-80                                    28.7500
19-Sep-80                                    28.7800
22-Sep-80                                    29.0000
23-Sep-80                                    29.0400
24-Sep-80                                    28.7600
25-Sep-80                                    28.8200
26-Sep-80                                    28.9400
29-Sep-80                                    29.0700
30-Sep-80                                    29.0200
 1-Oct-80                                    28.9700
 2-Oct-80                                    29.0700
 3-Oct-80                                    29.0500
 6-Oct-80                                    28.9000
 7-Oct-80                                    28.9700
 8-Oct-80                                    28.9700
 9-Oct-80                                    28.9900
10-Oct-80                                    28.9800
13-Oct-80                                         ND
14-Oct-80                                    29.1300
15-Oct-80                                    29.2100
16-Oct-80                                    29.3000
17-Oct-80                                    29.5300
20-Oct-80                                    29.7400
21-Oct-80                                    29.7900
22-Oct-80                                    29.8200
23-Oct-80                                    29.7900
24-Oct-80                                    29.8800
27-Oct-80                                    30.1200
28-Oct-80                                    30.3600
29-Oct-80                                    30.2100
30-Oct-80                                    30.4200
31-Oct-80                                    30.4500
 3-Nov-80                                    30.6800
 4-Nov-80                                         ND
 5-Nov-80                                    31.1100
 6-Nov-80                                    31.2000
 7-Nov-80                                    31.3600
10-Nov-80                                    30.6200
11-Nov-80                                         ND
12-Nov-80                                    30.5200
13-Nov-80                                    30.3700
14-Nov-80                                    30.5700
17-Nov-80                                    31.0500
18-Nov-80                                    30.7800
19-Nov-80                                    30.5700
20-Nov-80                                    30.7800
21-Nov-80                                    30.7800
24-Nov-80                                    30.8300
25-Nov-80                                    30.7200
26-Nov-80                                    30.8900
27-Nov-80                                         ND
28-Nov-80                                    30.9700
 1-Dec-80                                    31.1500
 2-Dec-80                                    31.2300
 3-Dec-80                                    31.1700
 4-Dec-80                                    31.2200
 5-Dec-80                                    31.5000
 8-Dec-80                                    31.5400
 9-Dec-80                                    31.8500
10-Dec-80                                    32.2900
11-Dec-80                                    32.4500
12-Dec-80                                    32.3000
15-Dec-80                                    31.9300
16-Dec-80                                    32.5100
17-Dec-80                                    32.0300
18-Dec-80                                    32.0300
19-Dec-80                                    31.8500
22-Dec-80                                    31.6800
23-Dec-80                                    31.3500
24-Dec-80                                    31.4000
25-Dec-80                                         ND
26-Dec-80                                    31.3600
29-Dec-80                                    31.5800
30-Dec-80                                    31.4300
31-Dec-80                                    31.7300
 1-Jan-81                                         ND
 2-Jan-81                                    31.7600
 5-Jan-81                                    31.2100
 6-Jan-81                                    31.1200
 7-Jan-81                                    31.3700
 8-Jan-81                                    31.5700
 9-Jan-81                                    31.7600
12-Jan-81                                    31.9700
13-Jan-81                                    32.2100
14-Jan-81                                    32.0900
15-Jan-81                                    32.1800
16-Jan-81                                    32.2800
19-Jan-81                                    32.2900
20-Jan-81                                    32.2300
21-Jan-81                                    32.0400
22-Jan-81                                    32.5600
23-Jan-81                                    32.7200
26-Jan-81                                    32.9300
27-Jan-81                                    33.1800
28-Jan-81                                    33.4800
29-Jan-81                                    33.5500
30-Jan-81                                    34.1400
 2-Feb-81                                    34.0200
 3-Feb-81                                    34.2600
 4-Feb-81                                    33.9300
 5-Feb-81                                    34.4300
 6-Feb-81                                    34.2900
 9-Feb-81                                    34.3200
10-Feb-81                                    34.4900
11-Feb-81                                    34.5300
12-Feb-81                                         ND
13-Feb-81                                    35.6200
16-Feb-81                                         ND
17-Feb-81                                    35.3500
18-Feb-81                                    35.2000
19-Feb-81                                    34.4800
20-Feb-81                                    34.0000
23-Feb-81                                    34.2500
24-Feb-81                                    34.3500
25-Feb-81                                    34.3700
26-Feb-81                                    34.6500
27-Feb-81                                    34.8500
 2-Mar-81                                    35.2300
 3-Mar-81                                    35.4000
 4-Mar-81                                    35.0000
 5-Mar-81                                    35.0000
 6-Mar-81                                    35.0000
 9-Mar-81                                    34.7000
10-Mar-81                                    34.5000
11-Mar-81                                    34.7900
12-Mar-81                                    34.6600
13-Mar-81                                    34.6200
16-Mar-81                                    34.2800
17-Mar-81                                    34.2300
18-Mar-81                                    33.7400
19-Mar-81                                    33.5800
20-Mar-81                                    33.9200
23-Mar-81                                    34.2600
24-Mar-81                                    34.1300
25-Mar-81                                    34.1600
26-Mar-81                                    34.4800
27-Mar-81                                    34.7600
30-Mar-81                                    34.5000
31-Mar-81                                    34.7000
 1-Apr-81                                    34.3800
 2-Apr-81                                    34.5400
 3-Apr-81                                    34.8900
 6-Apr-81                                    35.2700
 7-Apr-81                                    35.8700
 8-Apr-81                                    34.9600
 9-Apr-81                                    35.1300
10-Apr-81                                    35.2700
13-Apr-81                                    35.5600
14-Apr-81                                    35.4800
15-Apr-81                                    35.7300
16-Apr-81                                    35.8300
17-Apr-81                                    35.9000
20-Apr-81                                    35.8000
21-Apr-81                                    35.7100
22-Apr-81                                    35.3800
23-Apr-81                                    35.4600
24-Apr-81                                    35.4800
27-Apr-81                                    35.4900
28-Apr-81                                    35.6300
29-Apr-81                                    36.0000
30-Apr-81                                    35.9500
 1-May-81                                    35.8600
 4-May-81                                    36.5600
 5-May-81                                    36.9600
 6-May-81                                    36.8400
 7-May-81                                    37.0700
 8-May-81                                    36.7000
11-May-81                                    37.4000
12-May-81                                    37.5000
13-May-81                                    37.4200
14-May-81                                    37.9000
15-May-81                                    37.6500
18-May-81                                    37.4900
19-May-81                                    37.5000
20-May-81                                    37.4300
21-May-81                                    37.8100
22-May-81                                    37.7300
25-May-81                                         ND
26-May-81                                    38.0500
27-May-81                                    38.2900
28-May-81                                    37.8300
29-May-81                                    38.0700
 1-Jun-81                                    38.0300
 2-Jun-81                                    38.6100
 3-Jun-81                                    38.5500
 4-Jun-81                                    39.3300
 5-Jun-81                                    39.3900
 8-Jun-81                                    39.1800
 9-Jun-81                                    39.2300
10-Jun-81                                    38.7600
11-Jun-81                                    39.2600
12-Jun-81                                    39.1300
15-Jun-81                                    38.5200
16-Jun-81                                    38.2600
17-Jun-81                                    38.3000
18-Jun-81                                    38.8000
19-Jun-81                                    38.9200
22-Jun-81                                    38.7200
23-Jun-81                                    38.5600
24-Jun-81                                    38.7600
25-Jun-81                                    39.0800
26-Jun-81                                    39.1500
29-Jun-81                                    39.2000
30-Jun-81                                    39.2500
 1-Jul-81                                    39.5100
 2-Jul-81                                    39.5100
 3-Jul-81                                    39.5800
 6-Jul-81                                    40.1100
 7-Jul-81                                    40.0000
 8-Jul-81                                    40.4300
 9-Jul-81                                    40.4000
10-Jul-81                                    39.9600
13-Jul-81                                    39.7900
14-Jul-81                                    40.1400
15-Jul-81                                    39.5200
16-Jul-81                                    39.4900
17-Jul-81                                    39.8200
20-Jul-81                                    40.0700
21-Jul-81                                    40.3300
22-Jul-81                                    39.8500
23-Jul-81                                    40.0400
24-Jul-81                                    39.9700
27-Jul-81                                    39.7400
28-Jul-81                                    39.9000
29-Jul-81                                    40.2300
30-Jul-81                                    40.2500
31-Jul-81                                    40.4300
 3-Aug-81                                    41.3100
 4-Aug-81                                    41.4800
 5-Aug-81                                    41.1100
 6-Aug-81                                    41.3100
 7-Aug-81                                    41.5300
10-Aug-81                                    42.0800
11-Aug-81                                    41.9400
12-Aug-81                                    41.0400
13-Aug-81                                    41.2600
14-Aug-81                                    41.4000
17-Aug-81                                    40.8800
18-Aug-81                                    40.6000
19-Aug-81                                    40.5800
20-Aug-81                                    40.1200
21-Aug-81                                    39.9000
24-Aug-81                                    40.1200
25-Aug-81                                    40.8300
26-Aug-81                                    40.3700
27-Aug-81                                    40.6100
28-Aug-81                                    40.1100
31-Aug-81                                    39.9500
 1-Sep-81                                    40.2300
 2-Sep-81                                    40.0300
 3-Sep-81                                    39.8200
 4-Sep-81                                    39.6300
 7-Sep-81                                         ND
 8-Sep-81                                    39.9500
 9-Sep-81                                    39.8100
10-Sep-81                                    39.3800
11-Sep-81                                    39.3900
14-Sep-81                                    38.8200
15-Sep-81                                    38.2600
16-Sep-81                                    37.8000
17-Sep-81                                    37.3400
18-Sep-81                                    37.3400
21-Sep-81                                    36.4700
22-Sep-81                                    37.1700
23-Sep-81                                    37.4800
24-Sep-81                                    37.8500
25-Sep-81                                    38.2000
28-Sep-81                                    38.2100
29-Sep-81                                    37.7300
30-Sep-81                                    38.1300
 1-Oct-81                                    38.0800
 2-Oct-81                                    37.4400
 5-Oct-81                                    37.0000
 6-Oct-81                                    37.8900
 7-Oct-81                                    37.1300
 8-Oct-81                                    37.1100
 9-Oct-81                                    37.0000
12-Oct-81                                         ND
13-Oct-81                                    37.1700
14-Oct-81                                    37.2800
15-Oct-81                                    37.4000
16-Oct-81                                    37.5500
19-Oct-81                                    37.4100
20-Oct-81                                    37.3700
21-Oct-81                                    37.9900
22-Oct-81                                    38.1200
23-Oct-81                                    38.0800
26-Oct-81                                    38.5600
27-Oct-81                                    38.4500
28-Oct-81                                    38.1500
29-Oct-81                                    38.0100
30-Oct-81                                    37.6800
 2-Nov-81                                    37.0800
 3-Nov-81                                         ND
 4-Nov-81                                    37.1800
 5-Nov-81                                    37.4300
 6-Nov-81                                    37.4000
 9-Nov-81                                    37.1600
10-Nov-81                                    37.5200
11-Nov-81                                         ND
12-Nov-81                                    37.1400
13-Nov-81                                    37.3100
16-Nov-81                                    37.4300
17-Nov-81                                    37.7600
18-Nov-81                                    37.4300
19-Nov-81                                    37.5500
20-Nov-81                                    37.8300
23-Nov-81                                    37.8500
24-Nov-81                                    37.4200
25-Nov-81                                    37.3800
26-Nov-81                                         ND
27-Nov-81                                    37.2800
30-Nov-81                                    37.4200
 1-Dec-81                                    37.6000
 2-Dec-81                                    37.7200
 3-Dec-81                                    37.9500
 4-Dec-81                                    37.9000
 7-Dec-81                                    38.0800
 8-Dec-81                                    38.2500
 9-Dec-81                                    38.3300
10-Dec-81                                    38.6200
11-Dec-81                                    38.8600
14-Dec-81                                    38.8800
15-Dec-81                                    37.7700
16-Dec-81                                    37.8000
17-Dec-81                                    38.5000
18-Dec-81                                    38.5500
21-Dec-81                                    38.3000
22-Dec-81                                    38.2500
23-Dec-81                                    38.4000
24-Dec-81                                    38.6400
25-Dec-81                                         ND
28-Dec-81                                    38.4000
29-Dec-81                                    38.4600
30-Dec-81                                    38.9000
31-Dec-81                                    38.3500
 1-Jan-82                                         ND
 4-Jan-82                                    38.1600
 5-Jan-82                                    38.5200
 6-Jan-82                                    38.3300
 7-Jan-82                                    38.4800
 8-Jan-82                                    38.6000
11-Jan-82                                    38.8400
12-Jan-82                                    38.8700
13-Jan-82                                    38.8500
14-Jan-82                                    39.1400
15-Jan-82                                    39.3200
18-Jan-82                                    39.1200
19-Jan-82                                    39.0300
20-Jan-82                                    39.2500
21-Jan-82                                    39.0900
22-Jan-82                                    39.2500
25-Jan-82                                    39.6600
26-Jan-82                                    39.3800
27-Jan-82                                    39.3600
28-Jan-82                                    39.5600
29-Jan-82                                    39.7400
 1-Feb-82                                    39.9300
 2-Feb-82                                    40.0000
 3-Feb-82                                    40.1800
 4-Feb-82                                    39.8500
 5-Feb-82                                    40.0400
 8-Feb-82                                    40.1000
 9-Feb-82                                    40.4500
10-Feb-82                                    40.3900
11-Feb-82                                    40.3700
12-Feb-82                                         ND
15-Feb-82                                         ND
16-Feb-82                                    40.8300
17-Feb-82                                    40.8400
18-Feb-82                                    40.3800
19-Feb-82                                    40.4200
22-Feb-82                                    42.7700
23-Feb-82                                    43.3700
24-Feb-82                                    43.5500
25-Feb-82                                    43.4000
26-Feb-82                                    43.7200
 1-Mar-82                                    43.7900
 2-Mar-82                                    43.7600
 3-Mar-82                                    43.7200
 4-Mar-82                                    43.7000
 5-Mar-82                                    43.2300
 8-Mar-82                                    43.3600
 9-Mar-82                                    43.7600
10-Mar-82                                    43.7000
11-Mar-82                                    43.8600
12-Mar-82                                    43.9100
15-Mar-82                                    43.9600
16-Mar-82                                    44.1500
17-Mar-82                                    44.3000
18-Mar-82                                    44.7100
19-Mar-82                                    44.7000
22-Mar-82                                    45.2000
23-Mar-82                                    44.9500
24-Mar-82                                    44.8500
25-Mar-82                                    45.1700
26-Mar-82                                    45.1200
29-Mar-82                                    45.6400
30-Mar-82                                    45.5000
31-Mar-82                                    45.6900
 1-Apr-82                                    45.3400
 2-Apr-82                                    45.2900
 5-Apr-82                                    45.5000
 6-Apr-82                                    45.5700
 7-Apr-82                                    45.6100
 8-Apr-82                                    45.8500
 9-Apr-82                                    45.8200
12-Apr-82                                    45.7000
13-Apr-82                                    45.5500
14-Apr-82                                    45.7200
15-Apr-82                                    45.8300
16-Apr-82                                    45.7600
19-Apr-82                                    45.5800
20-Apr-82                                    45.3300
21-Apr-82                                    45.4400
22-Apr-82                                    45.3000
23-Apr-82                                    45.1700
26-Apr-82                                    44.7600
27-Apr-82                                    44.5100
28-Apr-82                                    44.4700
29-Apr-82                                    44.2000
30-Apr-82                                    44.1200
 3-May-82                                    44.0200
 4-May-82                                    44.1300
 5-May-82                                    43.7400
 6-May-82                                    43.6000
 7-May-82                                    43.3600
10-May-82                                    43.2400
11-May-82                                    43.1400
12-May-82                                    43.0900
13-May-82                                    43.3600
14-May-82                                    43.5600
17-May-82                                    43.4800
18-May-82                                    43.7400
19-May-82                                    43.8600
20-May-82                                    43.7600
21-May-82                                    43.4900
24-May-82                                    43.4300
25-May-82                                    43.6300
26-May-82                                    43.9500
27-May-82                                    44.3700
28-May-82                                    44.3700
31-May-82                                         ND
 1-Jun-82                                    44.8700
 2-Jun-82                                    44.8000
 3-Jun-82                                    44.6600
 4-Jun-82                                    44.6200
 7-Jun-82                                    45.0100
 8-Jun-82                                    45.4100
 9-Jun-82                                    45.7200
10-Jun-82                                    45.5900
11-Jun-82                                    45.3500
14-Jun-82                                    46.1300
15-Jun-82                                    46.3200
16-Jun-82                                    46.4600
17-Jun-82                                    46.8600
18-Jun-82                                    46.9000
21-Jun-82                                    47.3000
22-Jun-82                                    46.9400
23-Jun-82                                    47.1800
24-Jun-82                                    47.1700
25-Jun-82                                    47.3900
28-Jun-82                                    47.4700
29-Jun-82                                    46.9100
30-Jun-82                                    46.9700
 1-Jul-82                                    47.2200
 2-Jul-82                                    47.3800
 5-Jul-82                                         ND
 6-Jul-82                                    47.5400
 7-Jul-82                                    47.9700
 8-Jul-82                                    48.0200
 9-Jul-82                                    47.4100
12-Jul-82                                    47.0500
13-Jul-82                                    47.5000
14-Jul-82                                    47.4800
15-Jul-82                                    47.5300
16-Jul-82                                    47.1800
19-Jul-82                                    47.1400
20-Jul-82                                    46.6400
21-Jul-82                                    46.2100
22-Jul-82                                    46.4400
23-Jul-82                                    45.7000
26-Jul-82                                    45.9500
27-Jul-82                                    46.3700
28-Jul-82                                    46.8000
29-Jul-82                                    47.0600
30-Jul-82                                    47.0200
 2-Aug-82                                    46.4900
 3-Aug-82                                    46.6500
 4-Aug-82                                    47.4300
 5-Aug-82                                    47.4900
 6-Aug-82                                    47.6900
 9-Aug-82                                    48.0400
10-Aug-82                                    48.0000
11-Aug-82                                    48.1700
12-Aug-82                                    48.1000
13-Aug-82                                    48.1100
16-Aug-82                                    48.1400
17-Aug-82                                    47.9100
18-Aug-82                                    47.5400
19-Aug-82                                    47.6000
20-Aug-82                                    47.1500
23-Aug-82                                    47.0900
24-Aug-82                                    46.5000
25-Aug-82                                    46.7500
26-Aug-82                                    46.7800
27-Aug-82                                    47.3500
30-Aug-82                                    47.9000
31-Aug-82                                    47.7500
 1-Sep-82                                    47.8200
 2-Sep-82                                    47.5200
 3-Sep-82                                    47.5600
 6-Sep-82                                         ND
 7-Sep-82                                    47.5500
 8-Sep-82                                    47.8600
 9-Sep-82                                    47.7500
10-Sep-82                                    48.2300
13-Sep-82                                    48.3500
14-Sep-82                                    48.2500
15-Sep-82                                    48.3300
16-Sep-82                                    48.2600
17-Sep-82                                    48.1400
20-Sep-82                                    48.1800
21-Sep-82                                    48.3100
22-Sep-82                                    48.2600
23-Sep-82                                    48.5100
24-Sep-82                                    48.6800
27-Sep-82                                    49.2000
28-Sep-82                                    49.3900
29-Sep-82                                    49.1100
30-Sep-82                                    49.0500
 1-Oct-82                                    49.0400
 4-Oct-82                                    49.5500
 5-Oct-82                                    49.4800
 6-Oct-82                                    49.4400
 7-Oct-82                                    48.9100
 8-Oct-82                                    49.1200
11-Oct-82                                         ND
12-Oct-82                                    48.3000
13-Oct-82                                    48.7200
14-Oct-82                                    48.8900
15-Oct-82                                    49.0000
18-Oct-82                                    48.8500
19-Oct-82                                    48.8100
20-Oct-82                                    48.9200
21-Oct-82                                    49.0700
22-Oct-82                                    49.0500
25-Oct-82                                    49.3900
26-Oct-82                                    49.3000
27-Oct-82                                    49.1700
28-Oct-82                                    49.5700
29-Oct-82                                    49.4800
 1-Nov-82                                    49.3200
 2-Nov-82                                         ND
 3-Nov-82                                    49.4100
 4-Nov-82                                    49.9100
 5-Nov-82                                    49.9400
 8-Nov-82                                    50.2200
 9-Nov-82                                    49.9800
10-Nov-82                                    49.7900
11-Nov-82                                         ND
12-Nov-82                                    50.1400
15-Nov-82                                    50.0800
16-Nov-82                                    49.8100
17-Nov-82                                    49.9400
18-Nov-82                                    49.8000
19-Nov-82                                    49.4600
22-Nov-82                                    49.4400
23-Nov-82                                    49.7000
24-Nov-82                                    49.3000
25-Nov-82                                         ND
26-Nov-82                                    49.0000
29-Nov-82                                    48.7200
30-Nov-82                                    48.4400
 1-Dec-82                                    48.5500
 2-Dec-82                                    48.0700
 3-Dec-82                                    47.6100
 6-Dec-82                                    47.6600
 7-Dec-82                                    47.6300
 8-Dec-82                                    47.7700
 9-Dec-82                                    48.1400
10-Dec-82                                    48.2500
13-Dec-82                                    48.4800
14-Dec-82                                    47.9000
15-Dec-82                                    48.1300
16-Dec-82                                    47.8500
17-Dec-82                                    47.6000
20-Dec-82                                    47.2200
21-Dec-82                                    47.1000
22-Dec-82                                    46.9600
23-Dec-82                                    46.9100
24-Dec-82                                    46.8400
27-Dec-82                                    46.4500
28-Dec-82                                    46.6500
29-Dec-82                                    46.7600
30-Dec-82                                    46.9200
31-Dec-82                                    46.9000
 3-Jan-83                                    46.6600
 4-Jan-83                                    46.4500
 5-Jan-83                                    46.2000
 6-Jan-83                                    46.2600
 7-Jan-83                                    46.2500
10-Jan-83                                    45.8800
11-Jan-83                                    46.0400
12-Jan-83                                    46.4100
13-Jan-83                                    46.0500
14-Jan-83                                    46.2900
17-Jan-83                                    46.3100
18-Jan-83                                    46.9600
19-Jan-83                                    47.2200
20-Jan-83                                    47.4000
21-Jan-83                                    47.7500
24-Jan-83                                    48.0400
25-Jan-83                                    47.4400
26-Jan-83                                    47.6500
27-Jan-83                                    47.5500
28-Jan-83                                    47.6000
31-Jan-83                                    48.2500
 1-Feb-83                                    48.1700
 2-Feb-83                                    48.7700
 3-Feb-83                                    48.2800
 4-Feb-83                                    48.4600
 7-Feb-83                                    48.0700
 8-Feb-83                                    47.9400
 9-Feb-83                                    47.7600
10-Feb-83                                    47.5100
11-Feb-83                                    47.4200
14-Feb-83                                    47.5100
15-Feb-83                                    47.3200
16-Feb-83                                    47.0000
17-Feb-83                                    47.2900
18-Feb-83                                    47.3400
21-Feb-83                                         ND
22-Feb-83                                    47.5400
23-Feb-83                                    47.7400
24-Feb-83                                    47.4300
25-Feb-83                                    47.6300
28-Feb-83                                    47.8700
 1-Mar-83                                    48.1000
 2-Mar-83                                    47.9000
 3-Mar-83                                    47.8200
 4-Mar-83                                    47.4200
 7-Mar-83                                    47.1000
 8-Mar-83                                    47.4000
 9-Mar-83                                    47.6800
10-Mar-83                                    47.1300
11-Mar-83                                    47.8000
14-Mar-83                                    45.8000
15-Mar-83                                    46.4000
16-Mar-83                                    46.8500
17-Mar-83                                    47.1000
18-Mar-83                                    47.2000
21-Mar-83                                    47.5000
22-Mar-83                                    47.5400
23-Mar-83                                    47.7500
24-Mar-83                                    47.7700
25-Mar-83                                    47.8300
28-Mar-83                                    48.2000
29-Mar-83                                    48.2700
30-Mar-83                                    48.1300
31-Mar-83                                    48.2400
 1-Apr-83                                    48.2500
 4-Apr-83                                    47.9800
 5-Apr-83                                    48.1200
 6-Apr-83                                    47.9800
 7-Apr-83                                    48.0500
 8-Apr-83                                    48.2800
11-Apr-83                                    48.1900
12-Apr-83                                    48.3000
13-Apr-83                                    48.6300
14-Apr-83                                    48.6000
15-Apr-83                                    48.6000
18-Apr-83                                    49.0000
19-Apr-83                                    48.7600
20-Apr-83                                    49.0400
21-Apr-83                                    48.9400
22-Apr-83                                    48.7600
25-Apr-83                                    48.7200
26-Apr-83                                    48.8500
27-Apr-83                                    48.8000
28-Apr-83                                    49.1200
29-Apr-83                                    49.1400
 2-May-83                                    49.0300
 3-May-83                                    48.9500
 4-May-83                                    48.8200
 5-May-83                                    48.7600
 6-May-83                                    48.7800
 9-May-83                                    48.6800
10-May-83                                    48.8800
11-May-83                                    48.7000
12-May-83                                    48.7300
13-May-83                                    48.8000
16-May-83                                    49.1500
17-May-83                                    49.1600
18-May-83                                    49.1700
19-May-83                                    49.5000
20-May-83                                    49.4400
23-May-83                                    49.6500
24-May-83                                    49.6700
25-May-83                                    49.6500
26-May-83                                    49.8300
27-May-83                                    50.2000
30-May-83                                         ND
31-May-83                                    50.4700
 1-Jun-83                                    50.8900
 2-Jun-83                                    50.7300
 3-Jun-83                                    50.7600
 6-Jun-83                                    51.2600
 7-Jun-83                                    51.2900
 8-Jun-83                                    51.3000
 9-Jun-83                                    51.3100
10-Jun-83                                    51.1400
13-Jun-83                                    50.9100
14-Jun-83                                    51.2200
15-Jun-83                                    51.2000
16-Jun-83                                    50.9200
17-Jun-83                                    50.9600
20-Jun-83                                    50.9100
21-Jun-83                                    50.9300
22-Jun-83                                    50.4500
23-Jun-83                                    50.5600
24-Jun-83                                    50.5100
27-Jun-83                                    50.5200
28-Jun-83                                    50.9000
29-Jun-83                                    50.9300
30-Jun-83                                    50.8200
 1-Jul-83                                    50.8600
 4-Jul-83                                         ND
 5-Jul-83                                    51.4500
 6-Jul-83                                    51.4500
 7-Jul-83                                    51.6000
 8-Jul-83                                    51.5800
11-Jul-83                                    51.7700
12-Jul-83                                    51.7800
13-Jul-83                                    51.7500
14-Jul-83                                    51.6100
15-Jul-83                                    52.0500
18-Jul-83                                    51.9500
19-Jul-83                                    51.9200
20-Jul-83                                    51.5700
21-Jul-83                                    51.6500
22-Jul-83                                    51.8300
25-Jul-83                                    52.1300
26-Jul-83                                    52.2400
27-Jul-83                                    52.4700
28-Jul-83                                    52.6600
29-Jul-83                                    52.9300
 1-Aug-83                                    53.5900
 2-Aug-83                                    53.2600
 3-Aug-83                                    53.3100
 4-Aug-83                                    53.3000
 5-Aug-83                                    53.7700
 8-Aug-83                                    53.9800
 9-Aug-83                                    53.8700
10-Aug-83                                    54.5200
11-Aug-83                                    54.6800
12-Aug-83                                    54.5500
15-Aug-83                                    54.3200
16-Aug-83                                    53.4200
17-Aug-83                                    53.0300
18-Aug-83                                    52.8100
19-Aug-83                                    53.2500
22-Aug-83                                    52.8000
23-Aug-83                                    52.7500
24-Aug-83                                    53.0000
25-Aug-83                                    53.0400
26-Aug-83                                    53.6000
29-Aug-83                                    53.8500
30-Aug-83                                    54.0800
31-Aug-83                                    54.2300
 1-Sep-83                                    54.1500
 2-Sep-83                                    54.2200
 5-Sep-83                                         ND
 6-Sep-83                                    53.9300
 7-Sep-83                                    54.0400
 8-Sep-83                                    53.9000
 9-Sep-83                                    53.7600
12-Sep-83                                    53.5200
13-Sep-83                                    54.0200
14-Sep-83                                    54.1800
15-Sep-83                                    54.0200
16-Sep-83                                    53.8500
19-Sep-83                                    53.7300
20-Sep-83                                    53.7900
21-Sep-83                                    53.8600
22-Sep-83                                    54.1400
23-Sep-83                                    53.6700
26-Sep-83                                    53.6000
27-Sep-83                                    53.7600
28-Sep-83                                    53.5800
29-Sep-83                                    53.5300
30-Sep-83                                    53.4000
 3-Oct-83                                    53.2300
 4-Oct-83                                    53.4400
 5-Oct-83                                    52.9200
 6-Oct-83                                    52.6100
 7-Oct-83                                    52.3700
10-Oct-83                                         ND
11-Oct-83                                    52.7000
12-Oct-83                                    53.2200
13-Oct-83                                    53.0200
14-Oct-83                                    53.2800
17-Oct-83                                    53.0300
18-Oct-83                                    52.7300
19-Oct-83                                    52.8200
20-Oct-83                                    52.8200
21-Oct-83                                    52.7300
24-Oct-83                                    53.2600
25-Oct-83                                    53.0600
26-Oct-83                                    53.2800
27-Oct-83                                    53.3500
28-Oct-83                                    53.3300
31-Oct-83                                    53.4900
 1-Nov-83                                    53.8600
 2-Nov-83                                    53.7300
 3-Nov-83                                    53.9200
 4-Nov-83                                    54.1700
 7-Nov-83                                    54.3900
 8-Nov-83                                         ND
 9-Nov-83                                    54.3100
10-Nov-83                                    54.0800
11-Nov-83                                         ND
14-Nov-83                                    54.3700
15-Nov-83                                    54.4000
16-Nov-83                                    54.6000
17-Nov-83                                    54.8400
18-Nov-83                                    54.9700
21-Nov-83                                    54.9400
22-Nov-83                                    54.7500
23-Nov-83                                    54.8300
24-Nov-83                                         ND
25-Nov-83                                    55.0400
28-Nov-83                                    55.0500
29-Nov-83                                    55.1400
30-Nov-83                                    54.8300
 1-Dec-83                                    54.8500
 2-Dec-83                                    55.0600
 5-Dec-83                                    55.6400
 6-Dec-83                                    55.3800
 7-Dec-83                                    55.3800
 8-Dec-83                                    55.4300
 9-Dec-83                                    55.8400
12-Dec-83                                    55.9000
13-Dec-83                                    56.2400
14-Dec-83                                    56.2800
15-Dec-83                                    56.4100
16-Dec-83                                    56.6200
19-Dec-83                                    56.4600
20-Dec-83                                    56.3600
21-Dec-83                                    56.4200
22-Dec-83                                    56.3800
23-Dec-83                                    56.2200
26-Dec-83                                         ND
27-Dec-83                                    56.2300
28-Dec-83                                    56.1700
29-Dec-83                                    55.7500
30-Dec-83                                    55.7100
 2-Jan-84                                         ND
 3-Jan-84                                    56.3400
 4-Jan-84                                    56.8600
 5-Jan-84                                    57.0200
 6-Jan-84                                    57.2000
 9-Jan-84                                    57.6800
10-Jan-84                                    57.3200
11-Jan-84                                    57.9500
12-Jan-84                                    57.8500
13-Jan-84                                    57.2100
16-Jan-84                                    57.1200
17-Jan-84                                    57.3500
18-Jan-84                                    57.2400
19-Jan-84                                    56.9800
20-Jan-84                                    57.5700
23-Jan-84                                    57.3500
24-Jan-84                                    57.6600
25-Jan-84                                    57.6300
26-Jan-84                                    57.4200
27-Jan-84                                    57.6000
30-Jan-84                                    57.4600
31-Jan-84                                    57.6200
 1-Feb-84                                    57.1500
 2-Feb-84                                    56.5200
 3-Feb-84                                    56.0900
 6-Feb-84                                    56.1100
 7-Feb-84                                    56.6400
 8-Feb-84                                    56.4300
 9-Feb-84                                    56.0800
10-Feb-84                                    56.1700
13-Feb-84                                         ND
14-Feb-84                                    55.8500
15-Feb-84                                    54.7800
16-Feb-84                                    54.8300
17-Feb-84                                    55.0000
20-Feb-84                                         ND
21-Feb-84                                    55.4600
22-Feb-84                                    54.5200
23-Feb-84                                    54.4800
24-Feb-84                                    53.8000
27-Feb-84                                    54.0100
28-Feb-84                                    53.3000
29-Feb-84                                    53.0800
 1-Mar-84                                    53.4300
 2-Mar-84                                    52.9400
 5-Mar-84                                    52.6000
 6-Mar-84                                    52.2700
 7-Mar-84                                    52.3000
 8-Mar-84                                    53.0100
 9-Mar-84                                    52.8500
12-Mar-84                                    53.2500
13-Mar-84                                    52.6500
14-Mar-84                                    52.5000
15-Mar-84                                    52.9100
16-Mar-84                                    53.8500
19-Mar-84                                    53.7500
20-Mar-84                                    53.8500
21-Mar-84                                    54.1000
22-Mar-84                                    53.8400
23-Mar-84                                    53.7000
26-Mar-84                                    53.1800
27-Mar-84                                    52.9100
28-Mar-84                                    53.0300
29-Mar-84                                    52.9300
30-Mar-84                                    53.1300
 2-Apr-84                                    53.1400
 3-Apr-84                                    53.6000
 4-Apr-84                                    53.5900
 5-Apr-84                                    53.7900
 6-Apr-84                                    53.6000
 9-Apr-84                                    53.7800
10-Apr-84                                    53.5300
11-Apr-84                                    53.3500
12-Apr-84                                    53.5500
13-Apr-84                                    53.7000
16-Apr-84                                    53.9100
17-Apr-84                                    53.9900
18-Apr-84                                    54.0300
19-Apr-84                                    54.3700
20-Apr-84                                    54.4500
23-Apr-84                                    54.4000
24-Apr-84                                    54.8000
25-Apr-84                                    54.6000
26-Apr-84                                    54.9100
27-Apr-84                                    55.1200
30-Apr-84                                    55.4400
 1-May-84                                    55.5900
 2-May-84                                    55.4900
 3-May-84                                    55.2200
 4-May-84                                    55.4500
 7-May-84                                    56.3500
 8-May-84                                    56.5200
 9-May-84                                    56.2500
10-May-84                                    56.5500
11-May-84                                    56.4800
14-May-84                                    56.1300
15-May-84                                    55.8600
16-May-84                                    55.8000
17-May-84                                    56.0300
18-May-84                                    56.4200
21-May-84                                    56.0000
22-May-84                                    55.8300
23-May-84                                    55.8500
24-May-84                                    55.6900
25-May-84                                    55.6400
28-May-84                                         ND
29-May-84                                    55.6900
30-May-84                                    55.7600
31-May-84                                    55.7500
 1-Jun-84                                    54.8000
 4-Jun-84                                    54.4700
 5-Jun-84                                    54.8700
 6-Jun-84                                    54.6100
 7-Jun-84                                    55.0000
 8-Jun-84                                    55.0500
11-Jun-84                                    55.3300
12-Jun-84                                    55.5900
13-Jun-84                                    55.4200
14-Jun-84                                    55.4600
15-Jun-84                                    55.8800
18-Jun-84                                    56.1700
19-Jun-84                                    56.1500
20-Jun-84                                    56.5600
21-Jun-84                                    56.6500
22-Jun-84                                    56.6200
25-Jun-84                                    57.0200
26-Jun-84                                    56.7000
27-Jun-84                                    56.9300
28-Jun-84                                    56.7200
29-Jun-84                                    56.6500
 2-Jul-84                                    56.8000
 3-Jul-84                                    57.3100
 4-Jul-84                                         ND
 5-Jul-84                                    57.4600
 6-Jul-84                                    57.6300
 9-Jul-84                                    57.6900
10-Jul-84                                    57.4000
11-Jul-84                                    57.5300
12-Jul-84                                    57.7800
13-Jul-84                                    57.4000
16-Jul-84                                    57.1900
17-Jul-84                                    57.6300
18-Jul-84                                    57.8100
19-Jul-84                                    57.5300
20-Jul-84                                    57.8400
23-Jul-84                                    58.2000
24-Jul-84                                    58.0000
25-Jul-84                                    57.6300
26-Jul-84                                    57.6300
27-Jul-84                                    58.3000
30-Jul-84                                    58.5600
31-Jul-84                                    58.6800
 1-Aug-84                                    58.8900
 2-Aug-84                                    58.4300
 3-Aug-84                                    58.0500
 6-Aug-84                                    58.3500
 7-Aug-84                                    58.8700
 8-Aug-84                                    58.7800
 9-Aug-84                                    58.6200
10-Aug-84                                    58.5500
13-Aug-84                                    58.9000
14-Aug-84                                    58.2800
15-Aug-84                                    58.1300
16-Aug-84                                    57.7200
17-Aug-84                                    57.8500
20-Aug-84                                    58.1000
21-Aug-84                                    58.3000
22-Aug-84                                    58.1200
23-Aug-84                                    57.8000
24-Aug-84                                    58.0400
27-Aug-84                                    58.1700
28-Aug-84                                    58.0600
29-Aug-84                                    57.9900
30-Aug-84                                    58.2000
31-Aug-84                                    58.2800
 3-Sep-84                                         ND
 4-Sep-84                                    59.0700
 5-Sep-84                                    59.5000
 6-Sep-84                                    59.4200
 7-Sep-84                                    60.0800
10-Sep-84                                    60.2600
11-Sep-84                                    60.3700
12-Sep-84                                    60.3100
13-Sep-84                                    61.0500
14-Sep-84                                    61.0000
17-Sep-84                                    61.8400
18-Sep-84                                    62.2100
19-Sep-84                                    62.3500
20-Sep-84                                    63.0500
21-Sep-84                                    62.5000
24-Sep-84                                    61.2500
25-Sep-84                                    62.1600
26-Sep-84                                    61.5500
27-Sep-84                                    61.3200
28-Sep-84                                    62.2200
 1-Oct-84                                    62.0500
 2-Oct-84                                    61.7400
 3-Oct-84                                    61.2000
 4-Oct-84                                    61.4500
 5-Oct-84                                    61.7800
 8-Oct-84                                         ND
 9-Oct-84                                    62.4100
10-Oct-84                                    62.1300
11-Oct-84                                    62.5000
12-Oct-84                                    63.0100
15-Oct-84                                    63.4200
16-Oct-84                                    63.4000
17-Oct-84                                    63.0000
18-Oct-84                                    62.9700
19-Oct-84                                    62.1100
22-Oct-84                                    62.1600
23-Oct-84                                    61.6000
24-Oct-84                                    61.2200
25-Oct-84                                    60.9000
26-Oct-84                                    61.3200
29-Oct-84                                    62.0000
30-Oct-84                                    61.4500
31-Oct-84                                    61.2400
 1-Nov-84                                    60.3800
 2-Nov-84                                    59.5500
 5-Nov-84                                    59.2500
 6-Nov-84                                         ND
 7-Nov-84                                    59.4500
 8-Nov-84                                    59.5000
 9-Nov-84                                    59.5800
12-Nov-84                                         ND
13-Nov-84                                    59.4900
14-Nov-84                                    59.9900
15-Nov-84                                    59.8500
16-Nov-84                                    59.9900
19-Nov-84                                    60.3500
20-Nov-84                                    60.5900
21-Nov-84                                    60.7900
22-Nov-84                                         ND
23-Nov-84                                    60.8000
26-Nov-84                                    61.6400
27-Nov-84                                    61.5600
28-Nov-84                                    61.8200
29-Nov-84                                    61.9500
30-Nov-84                                    62.5000
 3-Dec-84                                    62.6300
 4-Dec-84                                    61.8200
 5-Dec-84                                    61.9300
 6-Dec-84                                    61.6000
 7-Dec-84                                    62.1800
10-Dec-84                                    62.2500
11-Dec-84                                    62.1500
12-Dec-84                                    62.0600
13-Dec-84                                    62.4300
14-Dec-84                                    62.1500
17-Dec-84                                    62.0700
18-Dec-84                                    61.9800
19-Dec-84                                    62.1500
20-Dec-84                                    62.7500
21-Dec-84                                    62.5500
24-Dec-84                                    62.6500
25-Dec-84                                         ND
26-Dec-84                                    62.7500
27-Dec-84                                    63.2200
28-Dec-84                                    63.0500
31-Dec-84                                    63.2300
 1-Jan-85                                         ND
 2-Jan-85                                    63.5800
 3-Jan-85                                    63.2800
 4-Jan-85                                    63.4100
 7-Jan-85                                    63.5700
 8-Jan-85                                    63.1700
 9-Jan-85                                    63.3100
10-Jan-85                                    63.0000
11-Jan-85                                    63.1900
14-Jan-85                                    63.9200
15-Jan-85                                    63.7100
16-Jan-85                                    63.8300
17-Jan-85                                    63.7000
18-Jan-85                                    63.7400
21-Jan-85                                         ND
22-Jan-85                                    63.4600
23-Jan-85                                    63.6000
24-Jan-85                                    63.1300
25-Jan-85                                    63.3400
28-Jan-85                                    63.3200
29-Jan-85                                    63.5300
30-Jan-85                                    63.4200
31-Jan-85                                    63.3400
 1-Feb-85                                    63.6700
 4-Feb-85                                    64.2600
 5-Feb-85                                    64.6000
 6-Feb-85                                    64.5200
 7-Feb-85                                    64.9700
 8-Feb-85                                    65.2400
11-Feb-85                                    65.6800
12-Feb-85                                         ND
13-Feb-85                                    66.2500
14-Feb-85                                    66.1100
15-Feb-85                                    65.7500
18-Feb-85                                         ND
19-Feb-85                                    66.6300
20-Feb-85                                    67.0000
21-Feb-85                                    67.4600
22-Feb-85                                    68.1000
25-Feb-85                                    69.6000
26-Feb-85                                    69.1500
27-Feb-85                                    67.3000
28-Feb-85                                    67.3000
 1-Mar-85                                    67.5000
 4-Mar-85                                    67.8700
 5-Mar-85                                    69.0400
 6-Mar-85                                    68.0000
 7-Mar-85                                    68.3200
 8-Mar-85                                    68.6100
11-Mar-85                                    67.1700
12-Mar-85                                    67.3500
13-Mar-85                                    67.4600
14-Mar-85                                    68.0500
15-Mar-85                                    67.9000
18-Mar-85                                    67.1400
19-Mar-85                                    65.8500
20-Mar-85                                    65.6500
21-Mar-85                                    64.4500
22-Mar-85                                    64.8500
25-Mar-85                                    65.0700
26-Mar-85                                    64.5300
27-Mar-85                                    62.8500
28-Mar-85                                    62.9000
29-Mar-85                                    61.9000
 1-Apr-85                                    62.8000
 2-Apr-85                                    63.3300
 3-Apr-85                                    62.8000
 4-Apr-85                                    63.9500
 5-Apr-85                                    63.8500
 8-Apr-85                                    63.6500
 9-Apr-85                                    63.3000
10-Apr-85                                    63.0500
11-Apr-85                                    61.8500
12-Apr-85                                    61.6000
15-Apr-85                                    61.0300
16-Apr-85                                    61.1000
17-Apr-85                                    61.1500
18-Apr-85                                    60.1500
19-Apr-85                                    60.1000
22-Apr-85                                    60.8200
23-Apr-85                                    61.9000
24-Apr-85                                    62.9000
25-Apr-85                                    63.4000
26-Apr-85                                    62.5000
29-Apr-85                                    62.6500
30-Apr-85                                    62.3500
 1-May-85                                    63.3000
 2-May-85                                    63.8000
 3-May-85                                    64.8000
 6-May-85                                    64.6000
 7-May-85                                    63.6800
 8-May-85                                    64.2500
 9-May-85                                    62.6500
10-May-85                                    62.8300
13-May-85                                    61.8500
14-May-85                                    61.4000
15-May-85                                    61.9500
16-May-85                                    62.2000
17-May-85                                    61.7500
20-May-85                                    61.2100
21-May-85                                    61.7000
22-May-85                                    61.9500
23-May-85                                    62.2000
24-May-85                                    62.2500
27-May-85                                         ND
28-May-85                                    62.6600
29-May-85                                    61.9500
30-May-85                                    62.0500
31-May-85                                    61.5500
 3-Jun-85                                    61.3000
 4-Jun-85                                    61.5000
 5-Jun-85                                    61.8600
 6-Jun-85                                    61.6000
 7-Jun-85                                    62.0600
10-Jun-85                                    62.5300
11-Jun-85                                    62.2500
12-Jun-85                                    62.3000
13-Jun-85                                    62.4400
14-Jun-85                                    61.6300
17-Jun-85                                    61.6900
18-Jun-85                                    61.0800
19-Jun-85                                    60.8300
20-Jun-85                                    62.0700
21-Jun-85                                    61.7800
24-Jun-85                                    61.9000
25-Jun-85                                    61.8500
26-Jun-85                                    61.3200
27-Jun-85                                    61.5000
28-Jun-85                                    60.9000
 1-Jul-85                                    61.3000
 2-Jul-85                                    61.3300
 3-Jul-85                                    61.1000
 4-Jul-85                                         ND
 5-Jul-85                                    60.5800
 8-Jul-85                                    60.2000
 9-Jul-85                                    59.6800
10-Jul-85                                    59.3000
11-Jul-85                                    58.8000
12-Jul-85                                    58.2000
15-Jul-85                                    57.9400
16-Jul-85                                    58.0600
17-Jul-85                                    57.1100
18-Jul-85                                    57.8000
19-Jul-85                                    58.6000
22-Jul-85                                    58.3500
23-Jul-85                                    57.3800
24-Jul-85                                    58.1500
25-Jul-85                                    57.6900
26-Jul-85                                    57.7800
29-Jul-85                                    56.9500
30-Jul-85                                    56.9000
31-Jul-85                                    56.5700
 1-Aug-85                                    57.0500
 2-Aug-85                                    57.0500
 5-Aug-85                                    57.1200
 6-Aug-85                                    57.4000
 7-Aug-85                                    57.3700
 8-Aug-85                                    57.2200
 9-Aug-85                                    57.2600
12-Aug-85                                    56.5700
13-Aug-85                                    56.4000
14-Aug-85                                    56.5700
15-Aug-85                                    56.1000
16-Aug-85                                    56.1000
19-Aug-85                                    56.0000
20-Aug-85                                    56.3500
21-Aug-85                                    56.0700
22-Aug-85                                    55.6500
23-Aug-85                                    55.7100
26-Aug-85                                    56.2000
27-Aug-85                                    56.5000
28-Aug-85                                    56.1000
29-Aug-85                                    56.2800
30-Aug-85                                    56.8800
 2-Sep-85                                         ND
 3-Sep-85                                    57.8400
 4-Sep-85                                    57.5400
 5-Sep-85                                    57.8300
 6-Sep-85                                    59.1700
 9-Sep-85                                    59.3500
10-Sep-85                                    59.3700
11-Sep-85                                    59.7600
12-Sep-85                                    59.3500
13-Sep-85                                    58.5800
16-Sep-85                                    58.2400
17-Sep-85                                    58.4500
18-Sep-85                                    58.6300
19-Sep-85                                    58.5800
20-Sep-85                                    57.5300
23-Sep-85                                    55.6500
24-Sep-85                                    55.0500
25-Sep-85                                    54.4000
26-Sep-85                                    54.0000
27-Sep-85                                    54.3000
30-Sep-85                                    54.2900
 1-Oct-85                                    53.7200
 2-Oct-85                                    53.7000
 3-Oct-85                                    53.3500
 4-Oct-85                                    53.4500
 7-Oct-85                                    53.8000
 8-Oct-85                                    53.7200
 9-Oct-85                                    53.6400
10-Oct-85                                    53.9200
11-Oct-85                                    54.0000
14-Oct-85                                         ND
15-Oct-85                                    53.9000
16-Oct-85                                    54.3200
17-Oct-85                                    53.5900
18-Oct-85                                    53.4900
21-Oct-85                                    53.4000
22-Oct-85                                    53.5500
23-Oct-85                                    53.5000
24-Oct-85                                    53.7000
25-Oct-85                                    53.7900
28-Oct-85                                    53.5400
29-Oct-85                                    53.1500
30-Oct-85                                    53.2300
31-Oct-85                                    53.1400
 1-Nov-85                                    52.7500
 4-Nov-85                                    52.6200
 5-Nov-85                                    52.6300
 6-Nov-85                                    52.5600
 7-Nov-85                                    53.0000
 8-Nov-85                                    53.0800
11-Nov-85                                         ND
12-Nov-85                                    52.9500
13-Nov-85                                    52.8000
14-Nov-85                                    52.9000
15-Nov-85                                    53.0200
18-Nov-85                                    52.8500
19-Nov-85                                    52.4800
20-Nov-85                                    52.8000
21-Nov-85                                    52.3900
22-Nov-85                                    52.1500
25-Nov-85                                    51.9300
26-Nov-85                                    51.5600
27-Nov-85                                    51.4600
28-Nov-85                                         ND
29-Nov-85                                    51.0800
 2-Dec-85                                    51.3800
 3-Dec-85                                    51.4500
 4-Dec-85                                    51.1600
 5-Dec-85                                    51.3000
 6-Dec-85                                    51.3800
 9-Dec-85                                    51.5800
10-Dec-85                                    51.7100
11-Dec-85                                    51.9000
12-Dec-85                                    51.2500
13-Dec-85                                    51.5400
16-Dec-85                                    51.5500
17-Dec-85                                    51.2100
18-Dec-85                                    51.4900
19-Dec-85                                    51.5000
20-Dec-85                                    51.3800
23-Dec-85                                    51.2300
24-Dec-85                                    51.1500
25-Dec-85                                         ND
26-Dec-85                                    51.1500
27-Dec-85                                    50.5200
30-Dec-85                                    50.4000
31-Dec-85                                    50.0500
 1-Jan-86                                         ND
 2-Jan-86                                    49.9100
 3-Jan-86                                    50.3500
 6-Jan-86                                    50.0100
 7-Jan-86                                    49.8700
 8-Jan-86                                    49.9700
 9-Jan-86                                    50.0500
10-Jan-86                                    50.1700
13-Jan-86                                    50.3500
14-Jan-86                                    50.4400
15-Jan-86                                    50.2900
16-Jan-86                                    50.3700
17-Jan-86                                    50.4000
20-Jan-86                                         ND
21-Jan-86                                    50.1400
22-Jan-86                                    50.0500
23-Jan-86                                    50.1600
24-Jan-86                                    49.5800
27-Jan-86                                    49.0500
28-Jan-86                                    49.0900
29-Jan-86                                    48.8700
30-Jan-86                                    48.7000
31-Jan-86                                    48.8800
 3-Feb-86                                    49.2000
 4-Feb-86                                    49.4500
 5-Feb-86                                    48.8200
 6-Feb-86                                    48.9700
 7-Feb-86                                    49.2600
10-Feb-86                                    48.8200
11-Feb-86                                    48.6200
12-Feb-86                                    48.4400
13-Feb-86                                    48.1100
14-Feb-86                                    48.0300
17-Feb-86                                         ND
18-Feb-86                                    47.9500
19-Feb-86                                    47.3000
20-Feb-86                                    47.2300
21-Feb-86                                    47.2500
24-Feb-86                                    46.8100
25-Feb-86                                    46.0100
26-Feb-86                                    45.6100
27-Feb-86                                    45.5300
28-Feb-86                                    45.8000
 3-Mar-86                                    45.6000
 4-Mar-86                                    45.1000
 5-Mar-86                                    46.3400
 6-Mar-86                                    45.9900
 7-Mar-86                                    45.8100
10-Mar-86                                    46.6800
11-Mar-86                                    46.4000
12-Mar-86                                    46.7500
13-Mar-86                                    47.0500
14-Mar-86                                    46.3800
17-Mar-86                                    46.0400
18-Mar-86                                    46.0300
19-Mar-86                                    46.3100
20-Mar-86                                    46.1800
21-Mar-86                                    45.9600
24-Mar-86                                    46.8300
25-Mar-86                                    47.9000
26-Mar-86                                    47.7800
27-Mar-86                                    47.6100
28-Mar-86                                    47.8500
31-Mar-86                                    48.0700
 1-Apr-86                                    47.9000
 2-Apr-86                                    48.4000
 3-Apr-86                                    48.9800
 4-Apr-86                                    49.8000
 7-Apr-86                                    48.9000
 8-Apr-86                                    47.7100
 9-Apr-86                                    47.5400
10-Apr-86                                    47.2800
11-Apr-86                                    46.7600
14-Apr-86                                    46.9800
15-Apr-86                                    47.0200
16-Apr-86                                    45.6900
17-Apr-86                                    45.2000
18-Apr-86                                    45.4200
21-Apr-86                                    45.1700
22-Apr-86                                    44.9800
23-Apr-86                                    44.8300
24-Apr-86                                    44.9000
25-Apr-86                                    44.4200
28-Apr-86                                    44.1900
29-Apr-86                                    44.4200
30-Apr-86                                    44.1800
 1-May-86                                    44.9600
 2-May-86                                    45.0800
 5-May-86                                    44.6100
 6-May-86                                    45.0800
 7-May-86                                    44.8500
 8-May-86                                    44.7400
 9-May-86                                    44.5000
12-May-86                                    44.4700
13-May-86                                    44.9000
14-May-86                                    44.7000
15-May-86                                    44.8800
16-May-86                                    45.1500
19-May-86                                    45.4100
20-May-86                                    45.7400
21-May-86                                    45.7700
22-May-86                                    46.5100
23-May-86                                    46.4600
26-May-86                                         ND
27-May-86                                    46.4800
28-May-86                                    46.5800
29-May-86                                    47.0800
30-May-86                                    47.4800
 2-Jun-86                                    47.3900
 3-Jun-86                                    46.4500
 4-Jun-86                                    46.5000
 5-Jun-86                                    45.7900
 6-Jun-86                                    45.5000
 9-Jun-86                                    45.6400
10-Jun-86                                    45.3200
11-Jun-86                                    45.2300
12-Jun-86                                    45.1300
13-Jun-86                                    45.1400
16-Jun-86                                    45.0100
17-Jun-86                                    45.7600
18-Jun-86                                    45.7600
19-Jun-86                                    45.6700
20-Jun-86                                    45.9200
23-Jun-86                                    45.9700
24-Jun-86                                    45.4000
25-Jun-86                                    45.2900
26-Jun-86                                    45.4200
27-Jun-86                                    45.0600
30-Jun-86                                    44.9400
 1-Jul-86                                    44.5000
 2-Jul-86                                    44.6800
 3-Jul-86                                    44.5100
 4-Jul-86                                         ND
 7-Jul-86                                    44.7300
 8-Jul-86                                    44.7500
 9-Jul-86                                    44.9400
10-Jul-86                                    44.7500
11-Jul-86                                    45.0000
14-Jul-86                                    44.9200
15-Jul-86                                    44.6400
16-Jul-86                                    44.3300
17-Jul-86                                    44.3500
18-Jul-86                                    43.9900
21-Jul-86                                    43.7900
22-Jul-86                                    44.0900
23-Jul-86                                    44.0600
24-Jul-86                                    44.0900
25-Jul-86                                    44.2800
28-Jul-86                                    43.6300
29-Jul-86                                    43.6100
30-Jul-86                                    43.7100
31-Jul-86                                    43.3500
 1-Aug-86                                    43.1800
 4-Aug-86                                    43.1700
 5-Aug-86                                    43.3100
 6-Aug-86                                    43.1200
 7-Aug-86                                    42.8300
 8-Aug-86                                    42.8400
11-Aug-86                                    42.6900
12-Aug-86                                    43.0500
13-Aug-86                                    42.8500
14-Aug-86                                    42.6900
15-Aug-86                                    42.7200
18-Aug-86                                    42.9100
19-Aug-86                                    42.6400
20-Aug-86                                    42.4100
21-Aug-86                                    42.3200
22-Aug-86                                    42.3200
25-Aug-86                                    42.2900
26-Aug-86                                    42.4600
27-Aug-86                                    42.3700
28-Aug-86                                    42.4300
29-Aug-86                                    42.1300
 1-Sep-86                                         ND
 2-Sep-86                                    42.0900
 3-Sep-86                                    41.9500
 4-Sep-86                                    42.0400
 5-Sep-86                                    42.4000
 8-Sep-86                                    42.9100
 9-Sep-86                                    42.6600
10-Sep-86                                    42.7000
11-Sep-86                                    43.3300
12-Sep-86                                    42.6800
15-Sep-86                                    42.4600
16-Sep-86                                    42.4300
17-Sep-86                                    42.0000
18-Sep-86                                    41.4000
19-Sep-86                                    41.6100
22-Sep-86                                    42.1400
23-Sep-86                                    42.5100
24-Sep-86                                    42.4100
25-Sep-86                                    42.3900
26-Sep-86                                    42.4300
29-Sep-86                                    42.0100
30-Sep-86                                    42.0600
 1-Oct-86                                    41.9400
 2-Oct-86                                    41.6300
 3-Oct-86                                    41.4500
 6-Oct-86                                    41.2700
 7-Oct-86                                    41.4400
 8-Oct-86                                    41.4600
 9-Oct-86                                    41.6000
10-Oct-86                                    41.2400
13-Oct-86                                         ND
14-Oct-86                                    41.0400
15-Oct-86                                    41.1000
16-Oct-86                                    41.0600
17-Oct-86                                    41.0300
20-Oct-86                                    41.3100
21-Oct-86                                    41.3200
22-Oct-86                                    41.2300
23-Oct-86                                    41.4200
24-Oct-86                                    42.1200
27-Oct-86                                    42.5100
28-Oct-86                                    42.2100
29-Oct-86                                    42.1200
30-Oct-86                                    42.6300
31-Oct-86                                    42.8400
 3-Nov-86                                    42.8500
 4-Nov-86                                    42.7600
 5-Nov-86                                    42.8400
 6-Nov-86                                    42.7600
 7-Nov-86                                    42.8800
10-Nov-86                                    42.4600
11-Nov-86                                         ND
12-Nov-86                                    42.0600
13-Nov-86                                    41.8200
14-Nov-86                                    41.7000
17-Nov-86                                    41.8500
18-Nov-86                                    41.8700
19-Nov-86                                    41.7400
20-Nov-86                                    41.7400
21-Nov-86                                    42.0300
24-Nov-86                                    41.9900
25-Nov-86                                    41.4400
26-Nov-86                                    41.4000
27-Nov-86                                         ND
28-Nov-86                                    41.0500
 1-Dec-86                                    40.9300
 2-Dec-86                                    41.0200
 3-Dec-86                                    41.0500
 4-Dec-86                                    41.4400
 5-Dec-86                                    41.6300
 8-Dec-86                                    41.8500
 9-Dec-86                                    42.0300
10-Dec-86                                    41.8300
11-Dec-86                                    41.9500
12-Dec-86                                    42.0000
15-Dec-86                                    41.9800
16-Dec-86                                    41.9800
17-Dec-86                                    41.9600
18-Dec-86                                    41.8300
19-Dec-86                                    41.7600
22-Dec-86                                    41.2000
23-Dec-86                                    40.9100
24-Dec-86                                    41.1100
25-Dec-86                                         ND
26-Dec-86                                    40.8700
29-Dec-86                                    40.4700
30-Dec-86                                    40.5300
31-Dec-86                                    40.0500
 1-Jan-87                                         ND
 2-Jan-87                                    39.9300
 5-Jan-87                                    40.1900
 6-Jan-87                                    40.0500
 7-Jan-87                                    40.1800
 8-Jan-87                                    40.0300
 9-Jan-87                                    39.9700
12-Jan-87                                    39.4000
13-Jan-87                                    38.8500
14-Jan-87                                    38.0000
15-Jan-87                                    38.1000
16-Jan-87                                    38.2500
19-Jan-87                                         ND
20-Jan-87                                    38.2200
21-Jan-87                                    38.3400
22-Jan-87                                    37.6500
23-Jan-87                                    37.8500
26-Jan-87                                    37.8500
27-Jan-87                                    37.4600
28-Jan-87                                    37.0500
29-Jan-87                                    37.0500
30-Jan-87                                    37.9000
 2-Feb-87                                    37.4400
 3-Feb-87                                    37.3500
 4-Feb-87                                    37.5700
 5-Feb-87                                    38.1000
 6-Feb-87                                    38.3700
 9-Feb-87                                    37.6500
10-Feb-87                                    37.2600
11-Feb-87                                    37.6200
12-Feb-87                                    37.8000
13-Feb-87                                    37.8900
16-Feb-87                                         ND
17-Feb-87                                    37.5900
18-Feb-87                                    37.9000
19-Feb-87                                    38.0900
20-Feb-87                                    37.9000
23-Feb-87                                    37.9300
24-Feb-87                                    38.0000
25-Feb-87                                    37.8800
26-Feb-87                                    37.8000
27-Feb-87                                    37.8500
 2-Mar-87                                    37.9300
 3-Mar-87                                    37.9800
 4-Mar-87                                    38.0500
 5-Mar-87                                    37.9500
 6-Mar-87                                    38.1000
 9-Mar-87                                    38.4800
10-Mar-87                                    38.4600
11-Mar-87                                    38.7700
12-Mar-87                                    38.5500
13-Mar-87                                    38.3900
16-Mar-87                                    38.0700
17-Mar-87                                    38.1200
18-Mar-87                                    38.0800
19-Mar-87                                    38.0300
20-Mar-87                                    37.9900
23-Mar-87                                    37.7300
24-Mar-87                                    37.7700
25-Mar-87                                    37.8500
26-Mar-87                                    37.8600
27-Mar-87                                    37.7700
30-Mar-87                                    37.3300
31-Mar-87                                    37.3700
 1-Apr-87                                    37.7000
 2-Apr-87                                    37.5300
 3-Apr-87                                    37.8200
 6-Apr-87                                    37.7700
 7-Apr-87                                    37.7900
 8-Apr-87                                    38.1000
 9-Apr-87                                    37.8000
10-Apr-87                                    37.5000
13-Apr-87                                    37.4600
14-Apr-87                                    37.3600
15-Apr-87                                    37.5200
16-Apr-87                                    37.5400
17-Apr-87                                    37.6500
20-Apr-87                                    37.5700
21-Apr-87                                    37.6500
22-Apr-87                                    37.7800
23-Apr-87                                    37.5800
24-Apr-87                                    37.1400
27-Apr-87                                    37.0400
28-Apr-87                                    37.2900
29-Apr-87                                    37.2100
30-Apr-87                                    37.3500
 1-May-87                                    37.0300
 4-May-87                                    36.8200
 5-May-87                                    36.7200
 6-May-87                                    36.7400
 7-May-87                                    36.9000
 8-May-87                                    37.1000
11-May-87                                    37.3100
12-May-87                                    37.1100
13-May-87                                    37.1300
14-May-87                                    37.0300
15-May-87                                    36.9100
18-May-87                                    36.8800
19-May-87                                    36.9200
20-May-87                                    36.7700
21-May-87                                    36.8400
22-May-87                                    36.9000
25-May-87                                         ND
26-May-87                                    37.5000
27-May-87                                    37.6500
28-May-87                                    37.6800
29-May-87                                    37.8800
 1-Jun-87                                    37.9800
 2-Jun-87                                    37.5000
 3-Jun-87                                    37.4500
 4-Jun-87                                    37.6900
 5-Jun-87                                    37.5900
 8-Jun-87                                    37.4200
 9-Jun-87                                    37.1400
10-Jun-87                                    37.2200
11-Jun-87                                    37.1800
12-Jun-87                                    37.5600
15-Jun-87                                    37.8400
16-Jun-87                                    37.8800
17-Jun-87                                    37.8500
18-Jun-87                                    37.8000
19-Jun-87                                    37.9400
22-Jun-87                                    38.1300
23-Jun-87                                    38.0500
24-Jun-87                                    37.8000
25-Jun-87                                    37.9100
26-Jun-87                                    37.8800
29-Jun-87                                    37.9600
30-Jun-87                                    37.8900
 1-Jul-87                                    37.9700
 2-Jul-87                                    38.0000
 3-Jul-87                                    38.1600
 6-Jul-87                                    38.1800
 7-Jul-87                                    38.1500
 8-Jul-87                                    38.2100
 9-Jul-87                                    38.0700
10-Jul-87                                    38.2600
13-Jul-87                                    38.2400
14-Jul-87                                    38.3900
15-Jul-87                                    37.9700
16-Jul-87                                    38.0900
17-Jul-87                                    38.5200
20-Jul-87                                    38.6100
21-Jul-87                                    38.6700
22-Jul-87                                    38.6200
23-Jul-87                                    38.4800
24-Jul-87                                    38.4500
27-Jul-87                                    38.4700
28-Jul-87                                    38.5300
29-Jul-87                                    38.5000
30-Jul-87                                    38.4700
31-Jul-87                                    38.5700
 3-Aug-87                                    38.6500
 4-Aug-87                                    39.2200
 5-Aug-87                                    38.9300
 6-Aug-87                                    39.0700
 7-Aug-87                                    39.1800
10-Aug-87                                    39.2900
11-Aug-87                                    39.4400
12-Aug-87                                    39.3300
13-Aug-87                                    39.1900
14-Aug-87                                    38.9000
17-Aug-87                                    38.9800
18-Aug-87                                    38.3200
19-Aug-87                                    38.2700
20-Aug-87                                    38.0300
21-Aug-87                                    37.7700
24-Aug-87                                    37.7400
25-Aug-87                                    37.9000
26-Aug-87                                    37.9400
27-Aug-87                                    37.6700
28-Aug-87                                    37.6400
31-Aug-87                                    37.6400
 1-Sep-87                                    37.6900
 2-Sep-87                                    37.4800
 3-Sep-87                                    37.2400
 4-Sep-87                                    37.3400
 7-Sep-87                                         ND
 8-Sep-87                                    37.2400
 9-Sep-87                                    37.3600
10-Sep-87                                    37.5800
11-Sep-87                                    37.4000
14-Sep-87                                    37.7600
15-Sep-87                                    37.7000
16-Sep-87                                    37.6500
17-Sep-87                                    37.6600
18-Sep-87                                    37.4800
21-Sep-87                                    37.6800
22-Sep-87                                    37.7900
23-Sep-87                                    37.8100
24-Sep-87                                    37.8200
25-Sep-87                                    37.8000
28-Sep-87                                    37.8600
29-Sep-87                                    38.2000
30-Sep-87                                    38.2500
 1-Oct-87                                    38.3600
 2-Oct-87                                    38.2200
 5-Oct-87                                    38.2600
 6-Oct-87                                    38.0900
 7-Oct-87                                    37.9200
 8-Oct-87                                    37.8600
 9-Oct-87                                    37.7100
12-Oct-87                                         ND
13-Oct-87                                    37.8700
14-Oct-87                                    37.6900
15-Oct-87                                    37.5300
16-Oct-87                                    37.5000
19-Oct-87                                    37.0600
20-Oct-87                                    37.6700
21-Oct-87                                    37.6900
22-Oct-87                                    37.8200
23-Oct-87                                    37.2600
26-Oct-87                                    37.0600
27-Oct-87                                    36.7700
28-Oct-87                                    36.5900
29-Oct-87                                    36.2500
30-Oct-87                                    36.2000
 2-Nov-87                                    35.8700
 3-Nov-87                                    35.8600
 4-Nov-87                                    35.8000
 5-Nov-87                                    34.9400
 6-Nov-87                                    35.1500
 9-Nov-87                                    34.7600
10-Nov-87                                    34.7500
11-Nov-87                                         ND
12-Nov-87                                    35.4000
13-Nov-87                                    35.3100
16-Nov-87                                    35.6200
17-Nov-87                                    35.4000
18-Nov-87                                    35.3300
19-Nov-87                                    35.2200
20-Nov-87                                    35.2200
23-Nov-87                                    34.9100
24-Nov-87                                    35.2800
25-Nov-87                                    34.8500
26-Nov-87                                         ND
27-Nov-87                                    34.6100
30-Nov-87                                    34.3400
 1-Dec-87                                    34.5200
 2-Dec-87                                    34.6200
 3-Dec-87                                    34.7400
 4-Dec-87                                    34.8600
 7-Dec-87                                    34.9200
 8-Dec-87                                    34.8800
 9-Dec-87                                    34.8100
10-Dec-87                                    34.3000
11-Dec-87                                    34.2000
14-Dec-87                                    34.1800
15-Dec-87                                    34.1400
16-Dec-87                                    34.1300
17-Dec-87                                    33.9600
18-Dec-87                                    34.1600
21-Dec-87                                    34.1500
22-Dec-87                                    34.0500
23-Dec-87                                    34.2400
24-Dec-87                                    34.1000
25-Dec-87                                         ND
28-Dec-87                                    33.4500
29-Dec-87                                    33.4100
30-Dec-87                                    33.3700
31-Dec-87                                    32.9000
 1-Jan-88                                         ND
 4-Jan-88                                    33.2100
 5-Jan-88                                    34.0400
 6-Jan-88                                    34.5400
 7-Jan-88                                    34.2800
 8-Jan-88                                    34.5400
11-Jan-88                                    34.2700
12-Jan-88                                    34.2000
13-Jan-88                                    34.1600
14-Jan-88                                    34.2400
15-Jan-88                                    35.1200
18-Jan-88                                         ND
19-Jan-88                                    35.1000
20-Jan-88                                    34.6400
21-Jan-88                                    34.7900
22-Jan-88                                    35.0000
25-Jan-88                                    35.0200
26-Jan-88                                    34.9700
27-Jan-88                                    34.9400
28-Jan-88                                    34.8500
29-Jan-88                                    35.0400
 1-Feb-88                                    35.3200
 2-Feb-88                                    35.2000
 3-Feb-88                                    35.3000
 4-Feb-88                                    35.3500
 5-Feb-88                                    35.5300
 8-Feb-88                                    35.4600
 9-Feb-88                                    35.5500
10-Feb-88                                    35.3600
11-Feb-88                                    35.3700
12-Feb-88                                    35.8300
15-Feb-88                                         ND
16-Feb-88                                    35.7400
17-Feb-88                                    35.6800
18-Feb-88                                    35.7800
19-Feb-88                                    35.7400
22-Feb-88                                    35.4600
23-Feb-88                                    35.3500
24-Feb-88                                    35.4200
25-Feb-88                                    35.4700
26-Feb-88                                    35.2600
29-Feb-88                                    35.3000
 1-Mar-88                                    35.2700
 2-Mar-88                                    35.4200
 3-Mar-88                                    35.4500
 4-Mar-88                                    35.3200
 7-Mar-88                                    35.0500
 8-Mar-88                                    34.9000
 9-Mar-88                                    34.9000
10-Mar-88                                    34.8600
11-Mar-88                                    34.8000
14-Mar-88                                    34.8000
15-Mar-88                                    34.8400
16-Mar-88                                    34.9700
17-Mar-88                                    35.3500
18-Mar-88                                    35.4500
21-Mar-88                                    35.3700
22-Mar-88                                    35.4000
23-Mar-88                                    35.3800
24-Mar-88                                    35.1900
25-Mar-88                                    35.1100
28-Mar-88                                    34.7600
29-Mar-88                                    34.8200
30-Mar-88                                    34.8000
31-Mar-88                                    34.6800
 1-Apr-88                                    34.6500
 4-Apr-88                                    34.6300
 5-Apr-88                                    34.9600
 6-Apr-88                                    35.0100
 7-Apr-88                                    35.1700
 8-Apr-88                                    35.0200
11-Apr-88                                    35.2900
12-Apr-88                                    35.3100
13-Apr-88                                    35.4000
14-Apr-88                                    34.8200
15-Apr-88                                    34.7500
18-Apr-88                                    34.7000
19-Apr-88                                    34.8000
20-Apr-88                                    34.8200
21-Apr-88                                    34.8100
22-Apr-88                                    34.9600
25-Apr-88                                    35.1000
26-Apr-88                                    35.0300
27-Apr-88                                    35.0500
28-Apr-88                                    34.9000
29-Apr-88                                    35.0200
 2-May-88                                    35.1000
 3-May-88                                    35.0900
 4-May-88                                    35.1500
 5-May-88                                    35.1100
 6-May-88                                    35.1700
 9-May-88                                    35.1900
10-May-88                                    35.1200
11-May-88                                    35.0800
12-May-88                                    35.1200
13-May-88                                    35.2200
16-May-88                                    35.2700
17-May-88                                    35.5900
18-May-88                                    35.6200
19-May-88                                    35.5000
20-May-88                                    35.5600
23-May-88                                    35.5200
24-May-88                                    35.5100
25-May-88                                    35.5200
26-May-88                                    35.6100
27-May-88                                    35.8200
30-May-88                                         ND
31-May-88                                    36.1300
 1-Jun-88                                    36.0600
 2-Jun-88                                    36.0800
 3-Jun-88                                    36.1200
 6-Jun-88                                    35.9800
 7-Jun-88                                    35.8800
 8-Jun-88                                    35.9200
 9-Jun-88                                    36.0000
10-Jun-88                                    35.9400
13-Jun-88                                    36.0900
14-Jun-88                                    36.5000
15-Jun-88                                    36.6600
16-Jun-88                                    36.7100
17-Jun-88                                    36.6800
20-Jun-88                                    36.8200
21-Jun-88                                    36.8200
22-Jun-88                                    37.2200
23-Jun-88                                    37.4100
24-Jun-88                                    38.0300
27-Jun-88                                    38.0800
28-Jun-88                                    37.8500
29-Jun-88                                    38.3300
30-Jun-88                                    38.1100
 1-Jul-88                                    38.1100
 4-Jul-88                                         ND
 5-Jul-88                                    38.1900
 6-Jul-88                                    38.1300
 7-Jul-88                                    38.0500
 8-Jul-88                                    38.4800
11-Jul-88                                    38.6700
12-Jul-88                                    38.4600
13-Jul-88                                    38.6900
14-Jul-88                                    38.6700
15-Jul-88                                    39.2500
18-Jul-88                                    39.4100
19-Jul-88                                    39.0100
20-Jul-88                                    38.7200
21-Jul-88                                    38.4600
22-Jul-88                                    38.2200
25-Jul-88                                    38.6000
26-Jul-88                                    38.9100
27-Jul-88                                    38.6900
28-Jul-88                                    39.0200
29-Jul-88                                    39.2400
 1-Aug-88                                    39.3000
 2-Aug-88                                    39.2800
 3-Aug-88                                    39.2200
 4-Aug-88                                    39.3500
 5-Aug-88                                    39.6600
 8-Aug-88                                    39.8400
 9-Aug-88                                    40.0800
10-Aug-88                                    40.1200
11-Aug-88                                    39.8400
12-Aug-88                                    39.4300
15-Aug-88                                    39.4600
16-Aug-88                                    39.2000
17-Aug-88                                    40.1000
18-Aug-88                                    39.8400
19-Aug-88                                    39.6800
22-Aug-88                                    40.2400
23-Aug-88                                    39.9700
24-Aug-88                                    39.6500
25-Aug-88                                    39.0200
26-Aug-88                                    38.9600
29-Aug-88                                    39.1600
30-Aug-88                                    39.1600
31-Aug-88                                    39.3900
 1-Sep-88                                    39.3500
 2-Sep-88                                    38.9800
 5-Sep-88                                         ND
 6-Sep-88                                    38.6400
 7-Sep-88                                    38.6900
 8-Sep-88                                    38.7900
 9-Sep-88                                    38.8000
12-Sep-88                                    38.7100
13-Sep-88                                    38.8000
14-Sep-88                                    39.4200
15-Sep-88                                    39.3200
16-Sep-88                                    39.3600
19-Sep-88                                    39.2200
20-Sep-88                                    39.1200
21-Sep-88                                    39.3100
22-Sep-88                                    39.3800
23-Sep-88                                    39.3200
26-Sep-88                                    39.4700
27-Sep-88                                    39.3800
28-Sep-88                                    39.3800
29-Sep-88                                    39.4600
30-Sep-88                                    39.2300
 3-Oct-88                                    39.0000
 4-Oct-88                                    39.0100
 5-Oct-88                                    39.0400
 6-Oct-88                                    39.0900
 7-Oct-88                                    39.0100
10-Oct-88                                         ND
11-Oct-88                                    38.8100
12-Oct-88                                    38.4700
13-Oct-88                                    38.1500
14-Oct-88                                    38.0500
17-Oct-88                                    37.9800
18-Oct-88                                    37.8300
19-Oct-88                                    37.9000
20-Oct-88                                    37.7800
21-Oct-88                                    37.3400
24-Oct-88                                    37.5000
25-Oct-88                                    37.4700
26-Oct-88                                    37.2100
27-Oct-88                                    37.2400
28-Oct-88                                    37.2700
31-Oct-88                                    37.3900
 1-Nov-88                                    37.4900
 2-Nov-88                                    37.3200
 3-Nov-88                                    37.1700
 4-Nov-88                                    37.6500
 7-Nov-88                                    37.3800
 8-Nov-88                                    37.5300
 9-Nov-88                                    36.9500
10-Nov-88                                    36.8700
11-Nov-88                                         ND
14-Nov-88                                    36.5800
15-Nov-88                                    36.5700
16-Nov-88                                    36.1600
17-Nov-88                                    36.2600
18-Nov-88                                    36.4000
21-Nov-88                                    36.1800
22-Nov-88                                    36.0600
23-Nov-88                                    35.9600
24-Nov-88                                         ND
25-Nov-88                                    35.9300
28-Nov-88                                    36.3600
29-Nov-88                                    36.2000
30-Nov-88                                    36.3800
 1-Dec-88                                    36.3100
 2-Dec-88                                    36.2400
 5-Dec-88                                    36.1300
 6-Dec-88                                    36.3000
 7-Dec-88                                    36.8900
 8-Dec-88                                    36.5200
 9-Dec-88                                    36.3200
12-Dec-88                                    36.5000
13-Dec-88                                    36.6400
14-Dec-88                                    36.4500
15-Dec-88                                    36.5700
16-Dec-88                                    37.0200
19-Dec-88                                    36.9600
20-Dec-88                                    37.2100
21-Dec-88                                    37.0700
22-Dec-88                                    37.2000
23-Dec-88                                    37.2400
26-Dec-88                                         ND
27-Dec-88                                    37.2800
28-Dec-88                                    37.5400
29-Dec-88                                    37.5000
30-Dec-88                                    37.2300
 2-Jan-89                                         ND
 3-Jan-89                                    36.9900
 4-Jan-89                                    37.4700
 5-Jan-89                                    37.6200
 6-Jan-89                                    38.0300
 9-Jan-89                                    38.3000
10-Jan-89                                    38.4200
11-Jan-89                                    38.2500
12-Jan-89                                    38.2400
13-Jan-89                                    38.3800
16-Jan-89                                         ND
17-Jan-89                                    38.7700
18-Jan-89                                    39.1700
19-Jan-89                                    39.0800
20-Jan-89                                    38.6100
23-Jan-89                                    38.4800
24-Jan-89                                    38.5800
25-Jan-89                                    38.5900
26-Jan-89                                    38.5900
27-Jan-89                                    38.9800
30-Jan-89                                    38.9500
31-Jan-89                                    39.3200
 1-Feb-89                                    39.0500
 2-Feb-89                                    39.1900
 3-Feb-89                                    39.4300
 6-Feb-89                                    39.3400
 7-Feb-89                                    39.1000
 8-Feb-89                                    39.2800
 9-Feb-89                                    38.9400
10-Feb-89                                    38.9900
13-Feb-89                                    39.2000
14-Feb-89                                    38.7900
15-Feb-89                                    38.6100
16-Feb-89                                    38.6200
17-Feb-89                                    38.5400
20-Feb-89                                         ND
21-Feb-89                                    38.6300
22-Feb-89                                    38.5200
23-Feb-89                                    38.2100
24-Feb-89                                    38.2500
27-Feb-89                                    38.1500
28-Feb-89                                    38.2100
 1-Mar-89                                    38.5000
 2-Mar-89                                    38.6300
 3-Mar-89                                    38.6000
 6-Mar-89                                    38.8500
 7-Mar-89                                    38.8200
 8-Mar-89                                    38.9000
 9-Mar-89                                    39.0100
10-Mar-89                                    39.0500
13-Mar-89                                    39.1000
14-Mar-89                                    38.9100
15-Mar-89                                    39.1300
16-Mar-89                                    39.2000
17-Mar-89                                    39.2900
20-Mar-89                                    39.2800
21-Mar-89                                    39.2100
22-Mar-89                                    39.1500
23-Mar-89                                    39.1800
24-Mar-89                                    39.2500
27-Mar-89                                    39.4200
28-Mar-89                                    39.6700
29-Mar-89                                    39.5900
30-Mar-89                                    39.7200
31-Mar-89                                    39.6800
 3-Apr-89                                    39.4100
 4-Apr-89                                    39.1700
 5-Apr-89                                    39.2000
 6-Apr-89                                    39.1300
 7-Apr-89                                    39.2700
10-Apr-89                                    39.3600
11-Apr-89                                    39.4900
12-Apr-89                                    39.5200
13-Apr-89                                    39.2400
14-Apr-89                                    39.1600
17-Apr-89                                    38.8700
18-Apr-89                                    38.8100
19-Apr-89                                    38.9800
20-Apr-89                                    38.6400
21-Apr-89                                    38.6800
24-Apr-89                                    38.9900
25-Apr-89                                    39.0800
26-Apr-89                                    39.3300
27-Apr-89                                    39.2800
28-Apr-89                                    39.3500
 1-May-89                                    39.5800
 2-May-89                                    39.5000
 3-May-89                                    39.5600
 4-May-89                                    39.5200
 5-May-89                                    39.7400
 8-May-89                                    39.8600
 9-May-89                                    40.0900
10-May-89                                    39.8600
11-May-89                                    40.0500
12-May-89                                    40.1700
15-May-89                                    40.6500
16-May-89                                    40.6500
17-May-89                                    41.2900
18-May-89                                    41.1400
19-May-89                                    41.1700
22-May-89                                    42.0600
23-May-89                                    42.0400
24-May-89                                    42.1400
25-May-89                                    41.7500
26-May-89                                    41.6400
29-May-89                                         ND
30-May-89                                    42.0800
31-May-89                                    41.3600
 1-Jun-89                                    41.5400
 2-Jun-89                                    41.0100
 5-Jun-89                                    41.1000
 6-Jun-89                                    41.4000
 7-Jun-89                                    41.1100
 8-Jun-89                                    41.4000
 9-Jun-89                                    41.9600
12-Jun-89                                    42.4000
13-Jun-89                                    42.4300
14-Jun-89                                    42.4600
15-Jun-89                                    42.3500
16-Jun-89                                    41.6800
19-Jun-89                                    41.3100
20-Jun-89                                    41.4100
21-Jun-89                                    41.1800
22-Jun-89                                    41.0300
23-Jun-89                                    40.5700
26-Jun-89                                    40.9500
27-Jun-89                                    40.9100
28-Jun-89                                    41.0800
29-Jun-89                                    40.8900
30-Jun-89                                    40.9300
 3-Jul-89                                    40.4100
 4-Jul-89                                         ND
 5-Jul-89                                    39.5700
 6-Jul-89                                    39.5200
 7-Jul-89                                    39.4500
10-Jul-89                                    38.9200
11-Jul-89                                    39.3400
12-Jul-89                                    39.2600
13-Jul-89                                    39.4000
14-Jul-89                                    39.8400
17-Jul-89                                    39.9400
18-Jul-89                                    39.5600
19-Jul-89                                    39.8000
20-Jul-89                                    39.7500
21-Jul-89                                    39.8900
24-Jul-89                                    39.9500
25-Jul-89                                    39.6500
26-Jul-89                                    39.2300
27-Jul-89                                    39.1300
28-Jul-89                                    39.5300
31-Jul-89                                    39.0500
 1-Aug-89                                    39.0500
 2-Aug-89                                    38.8000
 3-Aug-89                                    39.0200
 4-Aug-89                                    39.7500
 7-Aug-89                                    39.8800
 8-Aug-89                                    39.6000
 9-Aug-89                                    39.7400
10-Aug-89                                    39.6200
11-Aug-89                                    40.5900
14-Aug-89                                    40.6300
15-Aug-89                                    40.6800
16-Aug-89                                    40.6600
17-Aug-89                                    41.1600
18-Aug-89                                    40.8900
21-Aug-89                                    40.8500
22-Aug-89                                    40.6100
23-Aug-89                                    40.8800
24-Aug-89                                    40.9200
25-Aug-89                                    40.8500
28-Aug-89                                    40.8900
29-Aug-89                                    40.4700
30-Aug-89                                    40.7000
31-Aug-89                                    40.8900
 1-Sep-89                                    41.4200
 4-Sep-89                                         ND
 5-Sep-89                                    41.6000
 6-Sep-89                                    41.3300
 7-Sep-89                                    41.5100
 8-Sep-89                                    41.3700
11-Sep-89                                    41.5300
12-Sep-89                                    41.5900
13-Sep-89                                    41.4300
14-Sep-89                                    41.1800
15-Sep-89                                    41.8100
18-Sep-89                                    40.8900
19-Sep-89                                    40.8800
20-Sep-89                                    40.6400
21-Sep-89                                    40.7100
22-Sep-89                                    40.8300
25-Sep-89                                    39.9100
26-Sep-89                                    39.6300
27-Sep-89                                    39.5000
28-Sep-89                                    39.4900
29-Sep-89                                    39.5600
 2-Oct-89                                    39.3600
 3-Oct-89                                    39.6500
 4-Oct-89                                    39.4000
 5-Oct-89                                    39.6000
 6-Oct-89                                    39.7600
 9-Oct-89                                         ND
10-Oct-89                                    39.8900
11-Oct-89                                    40.3400
12-Oct-89                                    40.0400
13-Oct-89                                    39.7500
16-Oct-89                                    39.1200
17-Oct-89                                    38.9200
18-Oct-89                                    38.9600
19-Oct-89                                    38.8700
20-Oct-89                                    38.9800
23-Oct-89                                    38.9500
24-Oct-89                                    38.6400
25-Oct-89                                    38.6500
26-Oct-89                                    38.6400
27-Oct-89                                    38.3900
30-Oct-89                                    38.5700
31-Oct-89                                    38.6600
 1-Nov-89                                    38.5900
 2-Nov-89                                    38.7900
 3-Nov-89                                    38.7900
 6-Nov-89                                    38.8700
 7-Nov-89                                    38.6800
 8-Nov-89                                    38.6900
 9-Nov-89                                    38.7800
10-Nov-89                                    39.0600
13-Nov-89                                    39.0500
14-Nov-89                                    38.7200
15-Nov-89                                    38.5600
16-Nov-89                                    38.5200
17-Nov-89                                    38.6400
20-Nov-89                                    38.5200
21-Nov-89                                    38.2000
22-Nov-89                                    38.0900
23-Nov-89                                         ND
24-Nov-89                                    37.9200
27-Nov-89                                    37.6200
28-Nov-89                                    37.5900
29-Nov-89                                    37.4000
30-Nov-89                                    37.3800
 1-Dec-89                                    37.4300
 4-Dec-89                                    37.3900
 5-Dec-89                                    37.3500
 6-Dec-89                                    37.0700
 7-Dec-89                                    37.2300
 8-Dec-89                                    37.2500
11-Dec-89                                    37.1100
12-Dec-89                                    36.4000
13-Dec-89                                    36.6100
14-Dec-89                                    36.5200
15-Dec-89                                    36.2400
18-Dec-89                                    36.3200
19-Dec-89                                    36.4200
20-Dec-89                                    36.6000
21-Dec-89                                    36.3200
22-Dec-89                                    35.9700
25-Dec-89                                         ND
26-Dec-89                                    35.9000
27-Dec-89                                    35.5800
28-Dec-89                                    35.5600
29-Dec-89                                    35.6100