Label	Description
Date				monthly, last business day of month
U.S. Treasuries (millions)	U.S. government money market funds investment holdings of U.S. Treasury securities	millions of dollars
U.S. Agencies (millions)	U.S. government money market funds investment holdings of U.S. government agency and government sponsored enterprise backed securities	millions of dollars
U.S. Treasury repo (millions)	U.S. government money market funds investment holdings of security repurchase agreements with U.S. Treasury securities as collateral	millions of dollars
U.S. Agency repo (millions)	U.S. government money market funds investment holdings of security repurchase agreements with U.S. governemnt agency and government sponsored enterprise backed securities as collateral	millions of dollars
Other assets (millions)		U.S. government money market funds investment holdings of other assets	      millions of dollars