Quarter	Billions of US Dollars
1995-07-01	0.1588
1995-10-01	0.0573
1996-01-01	0.2833
1996-04-01	0.2890
1996-07-01	0.3081
1996-10-01	0.9632
1997-01-01	0.8952
1997-04-01	0.6965
1997-07-01	0.4487
1997-10-01	0.2637
1998-01-01	0.6066
1998-04-01	0.5965
1998-07-01	1.4377
1998-10-01	0.9592
1999-01-01	1.4573
1999-04-01	0.8351
1999-07-01	0.6007
1999-10-01	0.8431
2000-01-01	1.3961
2000-04-01	1.4716
2000-07-01	0.7704
2000-10-01	2.9558
2001-01-01	2.7333
2001-04-01	1.8349
2001-07-01	1.2108
2001-10-01	1.5820
2002-01-01	0.7577
2002-04-01	0.4965
2002-07-01	1.0834
2002-10-01	0.6816
2003-01-01	0.4321
2003-04-01	0.7482
2003-07-01	0.9690
2003-10-01	0.7191
2004-01-01	0.6996
2004-04-01	0.4899
2004-07-01	0.9827
2004-10-01	1.2053
2005-01-01	3.3207
2005-04-01	3.1564
2005-07-01	2.8719
2005-10-01	3.2652
2006-01-01	2.3634
2006-04-01	4.6322
2006-07-01	2.8787
2006-10-01	3.0312
2007-01-01	2.4728
2007-04-01	2.4953
2007-07-01	2.1355
2007-10-01	1.1252
2008-01-01	9.8389
2008-04-01	3.7832
2008-07-01	1.4311
2008-10-01	0.8412
2009-01-01	2.9097
2009-04-01	11.7148
2009-07-01	0.3592
2009-10-01	0.4792
2010-01-01	5.4936
2010-04-01	0.4842
2010-07-01	0.1380
2010-10-01	0.3411
2011-01-01	0.0862
2011-04-01	0.5987
2011-07-01	0.4877
2011-10-01	0.4159
2012-01-01	0.8663
2012-04-01	0.1950
2012-07-01	0.2398
2012-10-01	0.2154
2013-01-01	1.8423
2013-04-01	0.0009
2013-07-01	0.6893
2013-10-01	0.3277
2014-01-01	0.4124
2014-04-01	1.6859
2014-07-01	1.3615
2014-10-01	1.0292
2015-01-01	7.2452
2015-04-01	8.0006