Quarter	Billions of US Dollars
1996-10-01	0.20000
1997-07-01	0.35000
1998-04-01	0.10000
1999-07-01	0.20000
1999-10-01	0.10000
2000-04-01	0.35000
2001-04-01	0.25000
2002-01-01	0.10903
2002-04-01	0.25000
2002-10-01	0.15000
2003-04-01	0.82500
2004-01-01	0.70000
2004-04-01	0.40000
2004-07-01	0.20000
2004-10-01	2.07500
2005-01-01	0.70000
2005-04-01	0.40000
2005-07-01	0.30000
2005-10-01	1.95000
2006-01-01	1.75579
2006-04-01	2.70000
2006-07-01	3.11024
2006-10-01	2.64230
2007-01-01	5.34768
2007-04-01	3.82493
2007-07-01	0.47527
2007-10-01	1.07064
2008-01-01	0.08467
2008-04-01	1.30454
2008-07-01	3.97200
2009-07-01	1.70240
2009-10-01	1.04760
2010-01-01	0.98936
2010-04-01	2.06095
2010-07-01	0.70000
2010-10-01	4.45000
2011-01-01	1.05400
2011-04-01	0.61227
2012-04-01	0.27700
2012-07-01	1.67594
2012-10-01	2.36977
2013-01-01	0.98520
2013-04-01	4.10000
2013-07-01	0.50000
2013-10-01	0.60000
2014-01-01	0.40000
2014-04-01	2.10304
2014-07-01	0.00876
2014-10-01	8.07280
2015-01-01	0.12070
2015-04-01	0.16670