Quarter	Billions of US Dollars
2008-04-01	0.25000
2008-07-01	0.25000
2008-10-01	0.25000
2009-01-01	0.25000
2010-10-01	0.02500
2011-01-01	0.02500
2011-04-01	0.04000
2011-07-01	0.04000
2011-10-01	0.01500
2012-01-01	0.04101
2012-04-01	0.02601
2012-07-01	0.02601
2012-10-01	0.02601
2013-10-01	0.32000
2014-01-01	0.32000
2014-04-01	0.32000
2014-07-01	0.32000
2014-10-01	0.02601
2015-01-01	0.02601
2015-04-01	0.02601