| Year | Jan. | Feb. | Mar. | Apr. | May | June | July | Aug. | Sept. | Oct. | Nov. | Dec. | Q1 | Q2 | Q3 | Q4 | Annual |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| IP (percent change) |
|||||||||||||||||
| 1980 | .2 | .3 | -.4 | -2.1 | -3.1 | -1.5 | -.7 | 1.7 | 1.5 | 1.1 | 1.7 | .3 | -.4 | -17.7 | -4.7 | 16.8 | -3.9 |
| 1981 | -.6 | .6 | .3 | .2 | .7 | -.1 | .6 | -.8 | -.8 | -1.1 | -1.6 | -1.6 | 2.5 | 4.2 | -.1 | -13.1 | 1.6 |
| 1982 | -2.0 | 2.9 | -.7 | -.9 | -.4 | .0 | -.8 | -.5 | -.5 | -1.2 | -.3 | -.7 | -7.6 | -2.7 | -5.6 | -8.0 | -5.9 |
| 1983 | 2.5 | .4 | 1.4 | 1.1 | 1.4 | .8 | 1.5 | 1.1 | 2.2 | .6 | .3 | -.1 | 11.5 | 14.7 | 17.1 | 11.2 | 5.7 |
| 1984 | 2.5 | .6 | .7 | .5 | .4 | .7 | .3 | .1 | -.2 | .0 | .1 | -.3 | 13.2 | 6.6 | 3.4 | -.4 | 9.9 |
| 1985 | .1 | .6 | .7 | .2 | .5 | -.3 | -.4 | .9 | .4 | -.8 | 1.1 | -.1 | 2.1 | 4.2 | 1.1 | 1.6 | 2.3 |
| 1986 | 1.5 | -.5 | -.9 | 1.4 | -.1 | -.3 | .3 | .6 | .0 | .8 | .4 | 1.2 | 4.5 | 1.7 | 1.7 | 6.7 | 2.8 |
| 1987 | -.8 | 1.6 | .2 | .5 | .3 | 1.0 | .7 | -.2 | .1 | 1.3 | .5 | .6 | 5.0 | 7.0 | 5.5 | 7.6 | 5.3 |
| 1988 | -.2 | .4 | -.1 | 1.0 | -.1 | .0 | .7 | .3 | .2 | .2 | .9 | .6 | 2.3 | 4.1 | 3.7 | 5.2 | 4.7 |
| 1989 | .9 | -1.2 | .8 | .1 | -.7 | .0 | -1.1 | .3 | -.3 | -.6 | .4 | .1 | 4.3 | -.7 | -4.5 | -1.4 | 1.9 |
| 1990 | -.2 | .9 | .3 | -.8 | .4 | -.1 | .0 | .3 | -.1 | -.6 | -1.3 | -.6 | 2.9 | -.1 | .8 | -6.3 | -.5 |
| 1991 | -.9 | -.7 | -1.1 | .3 | .7 | 1.4 | .2 | .2 | 1.1 | -.1 | -.2 | -.5 | -9.7 | 1.2 | 7.8 | 1.7 | -2.4 |
| 1992 | .1 | .7 | 1.0 | .6 | .4 | .0 | .9 | -.3 | .3 | .5 | .6 | -.1 | 2.0 | 7.4 | 4.1 | 3.7 | 4.0 |
| 1993 | .7 | .2 | .2 | .5 | -.3 | .0 | .2 | -.3 | 1.1 | .4 | .5 | .9 | 4.2 | 2.1 | 1.3 | 6.9 | 3.7 |
| 1994 | .1 | .4 | 1.1 | .8 | .8 | .3 | .5 | .6 | .3 | .9 | .8 | 1.1 | 5.9 | 9.4 | 6.0 | 9.0 | 6.1 |
| 1995 | .6 | -.1 | .2 | -.3 | .1 | .5 | -.7 | 1.2 | .7 | .0 | .1 | .1 | 6.4 | .4 | 3.0 | 4.2 | 5.3 |
| 1996 | -.3 | 1.2 | -.2 | 1.2 | .8 | .9 | .6 | .6 | .6 | .0 | 1.0 | .7 | 2.4 | 9.2 | 8.4 | 6.2 | 4.9 |
| 1997 | .4 | 1.2 | .3 | .5 | .4 | .7 | .4 | 1.3 | .6 | .6 | .7 | .3 | 8.8 | 6.8 | 8.9 | 8.7 | 7.9 |
| 1998 | .9 | .0 | .2 | .7 | .2 | -.7 | -.2 | 2.3 | -.2 | .8 | -.2 | .2 | 6.0 | 3.0 | 3.2 | 5.2 | 5.9 |
| 1999 | .6 | .4 | .2 | .2 | .6 | .1 | .4 | .8 | .0 | .8 | .6 | .6 | 3.9 | 3.6 | 4.8 | 6.9 | 4.2 |
| 2000 | .3 | .5 | .9 | .3 | .7 | .5 | -.4 | -.1 | .1 | -.5 | -.5 | -.7 | 6.3 | 7.1 | .4 | -4.0 | 4.8 |
| 2001 | -.8 | -.3 | -.4 | -.8 | -.2 | -1.0 | .2 | -.5 | -1.1 | -.5 | -.1 | -.3 | -7.1 | -6.2 | -4.9 | -6.3 | -4.4 |
| 2002 | .7 | .2 | .4 | .0 | .6 | .6 | .4 | -.1 | -.4 | -.7 | 3.0 | 3.6 | 3.2 | ||||
| IP (1992 = 100) |
|||||||||||||||||
| 2000 | 149.0 | 149.8 | 151.1 | 151.6 | 152.6 | 153.3 | 152.7 | 152.6 | 152.8 | 152.0 | 151.2 | 150.1 | 149.9 | 152.5 | 152.7 | 151.1 | 151.6 |
| 2001 | 148.9 | 148.4 | 147.9 | 146.7 | 146.4 | 145.0 | 145.2 | 144.5 | 142.9 | 142.1 | 142.0 | 141.6 | 148.4 | 146.0 | 144.2 | 141.9 | 144.8 |
| 2002 | 142.6 | 142.9 | 143.4 | 143.4 | 144.2 | 145.0 | 145.6 | 145.5 | 144.9 | 143.9 | 142.9 | 144.2 | 145.4 | ||||
| Capacity (percent of 1992 output) |
|||||||||||||||||
| 2000 | 183.8 | 184.6 | 185.4 | 186.1 | 186.9 | 187.7 | 188.4 | 189.1 | 189.8 | 190.4 | 191.0 | 191.5 | 184.6 | 186.9 | 189.1 | 191.0 | 187.9 |
| 2001 | 192.0 | 192.4 | 192.7 | 193.0 | 193.2 | 193.4 | 193.5 | 193.6 | 193.8 | 193.9 | 194.0 | 194.2 | 192.3 | 193.2 | 193.6 | 194.0 | 193.3 |
| 2002 | 194.3 | 194.4 | 194.6 | 194.8 | 194.9 | 195.1 | 195.3 | 195.5 | 195.6 | 195.8 | 194.4 | 194.9 | 195.5 | ||||
| Utilization (percent) |
|||||||||||||||||
| 1980 | 83.3 | 83.3 | 82.7 | 80.8 | 78.1 | 76.7 | 75.9 | 77.0 | 77.9 | 78.6 | 79.7 | 79.7 | 83.1 | 78.5 | 76.9 | 79.3 | 79.5 |
| 1981 | 79.0 | 79.2 | 79.3 | 79.3 | 79.6 | 79.3 | 79.6 | 78.8 | 78.0 | 77.0 | 75.6 | 74.2 | 79.2 | 79.4 | 78.8 | 75.6 | 78.3 |
| 1982 | 72.6 | 74.6 | 73.9 | 73.1 | 72.7 | 72.6 | 71.8 | 71.4 | 70.9 | 69.9 | 69.6 | 69.0 | 73.7 | 72.8 | 71.4 | 69.5 | 71.8 |
| 1983 | 70.6 | 70.8 | 71.8 | 72.5 | 73.4 | 73.9 | 74.8 | 75.6 | 77.2 | 77.6 | 77.7 | 77.5 | 71.1 | 73.2 | 75.9 | 77.6 | 74.4 |
| 1984 | 79.3 | 79.5 | 79.8 | 80.0 | 80.1 | 80.3 | 80.4 | 80.2 | 79.8 | 79.6 | 79.5 | 79.0 | 79.5 | 80.1 | 80.1 | 79.4 | 79.8 |
| 1985 | 78.9 | 79.1 | 79.3 | 79.2 | 79.4 | 78.9 | 78.3 | 78.8 | 78.8 | 77.9 | 78.5 | 78.2 | 79.1 | 79.2 | 78.6 | 78.2 | 78.8 |
| 1986 | 79.1 | 78.6 | 77.8 | 78.7 | 78.5 | 78.1 | 78.2 | 78.6 | 78.4 | 78.9 | 79.1 | 79.9 | 78.5 | 78.5 | 78.4 | 79.3 | 78.7 |
| 1987 | 79.1 | 80.2 | 80.3 | 80.6 | 80.7 | 81.4 | 81.8 | 81.5 | 81.5 | 82.5 | 82.8 | 83.1 | 79.9 | 80.9 | 81.6 | 82.8 | 81.3 |
| 1988 | 82.9 | 83.1 | 82.9 | 83.7 | 83.5 | 83.4 | 83.8 | 84.0 | 84.0 | 84.1 | 84.8 | 85.1 | 83.0 | 83.5 | 83.9 | 84.7 | 83.8 |
| 1989 | 85.7 | 84.5 | 85.0 | 85.0 | 84.2 | 84.1 | 83.0 | 83.1 | 82.7 | 82.1 | 82.2 | 82.1 | 85.1 | 84.4 | 82.9 | 82.1 | 83.6 |
| 1990 | 81.8 | 82.5 | 82.6 | 81.8 | 82.0 | 81.8 | 81.6 | 81.7 | 81.5 | 80.9 | 79.7 | 79.0 | 82.3 | 81.9 | 81.6 | 79.9 | 81.4 |
| 1991 | 78.2 | 77.5 | 76.6 | 76.8 | 77.1 | 78.1 | 78.2 | 78.2 | 79.0 | 78.9 | 78.6 | 78.1 | 77.5 | 77.3 | 78.5 | 78.5 | 77.9 |
| 1992 | 78.0 | 78.4 | 79.0 | 79.4 | 79.5 | 79.4 | 80.0 | 79.6 | 79.7 | 79.9 | 80.2 | 80.0 | 78.5 | 79.4 | 79.8 | 80.0 | 79.4 |
| 1993 | 80.4 | 80.4 | 80.4 | 80.6 | 80.2 | 80.0 | 80.1 | 79.7 | 80.4 | 80.5 | 80.7 | 81.2 | 80.4 | 80.3 | 80.0 | 80.8 | 80.4 |
| 1994 | 81.1 | 81.1 | 81.8 | 82.2 | 82.5 | 82.5 | 82.6 | 82.8 | 82.7 | 83.1 | 83.4 | 84.0 | 81.3 | 82.4 | 82.7 | 83.5 | 82.5 |
| 1995 | 84.1 | 83.7 | 83.5 | 82.9 | 82.6 | 82.6 | 81.7 | 82.3 | 82.5 | 82.1 | 81.8 | 81.5 | 83.8 | 82.7 | 82.1 | 81.8 | 82.6 |
| 1996 | 80.9 | 81.4 | 80.8 | 81.3 | 81.5 | 81.8 | 81.9 | 82.0 | 82.1 | 81.7 | 82.1 | 82.2 | 81.0 | 81.6 | 82.0 | 82.0 | 81.6 |
| 1997 | 82.1 | 82.7 | 82.5 | 82.5 | 82.4 | 82.5 | 82.4 | 83.0 | 83.0 | 83.0 | 83.0 | 82.7 | 82.5 | 82.5 | 82.8 | 82.9 | 82.7 |
| 1998 | 83.0 | 82.4 | 82.1 | 82.2 | 81.8 | 80.8 | 80.1 | 81.5 | 80.9 | 81.2 | 80.6 | 80.4 | 82.5 | 81.6 | 80.9 | 80.7 | 81.4 |
| 1999 | 80.5 | 80.6 | 80.4 | 80.3 | 80.5 | 80.3 | 80.3 | 80.7 | 80.5 | 80.8 | 81.0 | 81.1 | 80.5 | 80.4 | 80.5 | 81.0 | 80.6 |
| 2000 | 81.0 | 81.1 | 81.5 | 81.4 | 81.6 | 81.7 | 81.0 | 80.7 | 80.5 | 79.8 | 79.2 | 78.4 | 81.2 | 81.6 | 80.7 | 79.1 | 80.7 |
| 2001 | 77.6 | 77.2 | 76.7 | 76.0 | 75.8 | 75.0 | 75.1 | 74.6 | 73.7 | 73.3 | 73.2 | 72.9 | 77.2 | 75.6 | 74.5 | 73.1 | 75.1 |
| 2002 | 73.4 | 73.5 | 73.7 | 73.6 | 74.0 | 74.3 | 74.6 | 74.5 | 74.1 | 73.5 | 73.5 | 74.0 | 74.4 |
Note. See note to table 11.