Quarter	Billions of US Dollars
1994-07-01	0.03700
1994-10-01	0.01500
1996-04-01	0.01000
1996-07-01	0.01000
1997-10-01	0.01000
1998-01-01	0.01000
1998-04-01	0.01000
1998-07-01	0.01500
1998-10-01	0.01500
1999-01-01	0.01500
2003-10-01	0.00937
2004-01-01	0.00937
2004-04-01	0.00968
2004-07-01	0.00930
2004-10-01	0.00933
2005-01-01	0.01120
2005-04-01	0.01178
2006-04-01	0.07600
2006-07-01	0.07600
2006-10-01	0.08000
2007-01-01	0.08000
2007-04-01	0.01500
2007-07-01	0.01500
2007-10-01	0.01500
2008-01-01	0.01000
2011-04-01	0.15000
2011-07-01	0.15000
2011-10-01	0.15000
2012-01-01	0.15000