Quarter	Billions of US Dollars
1994-04-01	0.01567
1994-07-01	0.01615
1994-10-01	0.01614
1995-01-01	0.01807
1995-04-01	0.30000
1995-07-01	0.30000
1995-10-01	0.30000
1996-01-01	0.30004
1996-04-01	0.00004
1996-07-01	0.00004
1996-10-01	0.00004
1998-04-01	0.25000
1998-07-01	0.25000
1998-10-01	0.40000
1999-01-01	0.40000
1999-04-01	0.15000
1999-07-01	0.47756
1999-10-01	0.34247
2000-01-01	0.33066
2000-04-01	0.33207
2000-07-01	0.03137
2000-10-01	0.06898
2001-01-01	0.06548
2001-04-01	0.31287
2001-07-01	0.28501
2001-10-01	0.25000
2002-01-01	0.25000
2005-10-01	0.23594
2006-01-01	0.24208
2006-04-01	0.25426
2006-07-01	0.47108
2006-10-01	0.30778
2007-01-01	0.41279
2007-04-01	0.41586
2007-07-01	0.20238
2007-10-01	0.32932
2008-01-01	0.17059
2008-04-01	1.00337
2008-07-01	0.94243
2008-10-01	0.75180
2009-01-01	0.72928
2009-04-01	0.20000
2009-07-01	0.20000
2009-10-01	0.20000
2010-01-01	0.33479
2010-04-01	1.50375
2010-07-01	2.30725
2010-10-01	2.39975
2011-01-01	2.59826
2011-04-01	0.99921
2011-07-01	0.47961
2011-10-01	1.40455
2012-01-01	1.44382
2012-04-01	1.65989
2012-07-01	1.86981
2012-10-01	1.42875
2013-01-01	1.52361
2013-04-01	4.23282
2013-07-01	5.14158
2013-10-01	6.66658
2014-01-01	6.09012
2014-04-01	4.19119
2014-07-01	3.01587
2014-10-01	1.99708
2015-01-01	1.80646
2015-04-01	2.59455