Beginning in 2006:Q1, series is not shown separately and value is 0. Through 2005:Q4, series was from quarterly Reports of Condition for U.S.-chartered commercial banks (forms FFIEC 031 and FFIEC 041), schedule RC - Balance Sheet, Customers' liability to this bank on acceptances outstanding (series RCON2155). Unadjusted flow is the change in the level; data for the most recent ten years show no significant seasonality.