Beginning in 1998:Q1, series is not shown separately and value is zero. Series is now included on Reports of Condition for U.S.-chartered commercial banks (forms FFIEC 031 and FFIEC 041), schedule RC-B - Securities, Other debt securities and schedule RC-D - Trading Assets and Liabilities, Other debt securities. Through 1996:Q4, the series consisted of commercial paper held in portfolio and in trading accounts; from 1997:Q1 to 1997:Q4, data are for commercial paper held in trading accounts only, schedule RC-D - Trading Assets and Liabilities, Commercial paper (series RCON3539). Unadjusted flow is the change in the level; data for the most recent ten years show no significant seasonality.
