Level from FHLBs, Combined Statements of Condition, Note 3 - Trading Securities, Government-sponsored enterprises; plus Mortgage-backed securities, Government-sponsored enterprises and Other U.S. obligations; plus Note 4 - Available-for-Sale Securities, Government-sponsored enterprises, column Amortized Cost; plus Mortgage-backed securities, Government-sponsored enterprises, column Amortized Cost; plus Note 5 - Held-to-Maturity Securities, Government-sponsored enterprises, Other U.S. obligations, and Mortgage-backed securities, Government-sponsored enterprises and Other U.S. obligations, column Amortized Cost. Unadjusted flow is the change in the level; data for the most recent ten years show no significant seasonality.
