Quarter Billions of US Dollars 1996-04-01 0.01350 1996-07-01 0.01350 1996-10-01 0.01350 1997-01-01 0.01350 1997-04-01 0.04371 1997-07-01 0.04132 1997-10-01 0.03848 1998-01-01 0.03786 1998-10-01 0.03000 1999-01-01 0.03000 1999-04-01 0.03000 1999-07-01 0.03000 2009-04-01 0.10000 2009-07-01 0.10000 2009-10-01 0.10000 2010-01-01 0.10000