Level from the H.4.1 Federal Reserve statistical release, table 8 Consolidated Statement of Condition of All Federal Reserve Banks, Deposit liabilities, Other, less the portion of other deposit liabilities that are due to international organizations (FOF series FL713122613). While data is released weekly (Wednesday), we use only quarter end dates. Unadjusted flow is the change in the level; data for the most recent ten years show no significant seasonality.