Quarter	Billions of US Dollars
2001-01-01	0.07272
2001-04-01	0.07272
2001-07-01	0.10908
2001-10-01	0.10908
2002-01-01	0.07272
2002-04-01	0.07272
2002-07-01	0.03636
2002-10-01	0.03636
2003-01-01	0.07272
2003-04-01	0.07272
2003-07-01	0.10909
2003-10-01	0.10909
2004-01-01	0.07272
2004-04-01	0.07272
2004-07-01	0.07271
2004-10-01	0.07271
2005-01-01	0.07273
2005-04-01	0.07273
2005-07-01	0.07276
2005-10-01	0.07276
2006-01-01	0.03639
2006-04-01	0.03639
2008-07-01	0.74500
2008-10-01	0.74500
2009-01-01	0.82500
2009-04-01	0.82500
2009-07-01	0.16000
2009-10-01	0.21418
2010-01-01	0.21418
2010-04-01	0.86418
2010-07-01	0.86418
2010-10-01	0.81000
2011-01-01	0.81000
2011-04-01	0.16000
2011-07-01	0.66000
2011-10-01	0.66000
2012-01-01	0.58000
2012-04-01	0.58000
2012-07-01	0.16000
2012-10-01	0.16000
2013-01-01	0.16000
2013-04-01	0.16000
2013-07-01	1.19500
2013-10-01	1.19500
2014-01-01	1.19500
2014-04-01	1.19500