Quarter	Billions of US Dollars
1993-07-01	0.1989
1993-10-01	0.4949
1994-01-01	1.2017
1994-04-01	0.4945
1994-07-01	0.3027
1994-10-01	0.6070
1995-01-01	1.9302
1995-04-01	0.8271
1995-07-01	0.7951
1995-10-01	2.7124
1996-01-01	1.2277
1996-04-01	4.5273
1996-07-01	3.4521
1996-10-01	4.9194
1997-01-01	5.0319
1997-04-01	5.8162
1997-07-01	5.1601
1997-10-01	6.7907
1998-01-01	5.7478
1998-04-01	4.0992
1998-07-01	6.9054
1998-10-01	8.0056
1999-01-01	5.8040
1999-04-01	10.8766
1999-07-01	12.2557
1999-10-01	12.0424
2000-01-01	16.7591
2000-04-01	33.0677
2000-07-01	18.5318
2000-10-01	11.0044
2001-01-01	11.0369
2001-04-01	17.4506
2001-07-01	12.1050
2001-10-01	10.5867
2002-01-01	3.2533
2002-04-01	8.0736
2002-07-01	7.3121
2002-10-01	5.8251
2003-01-01	4.4702
2003-04-01	5.6338
2003-07-01	3.7603
2003-10-01	4.0217
2004-01-01	3.9956
2004-04-01	6.1300
2004-07-01	3.3032
2004-10-01	2.7892
2005-01-01	6.4305
2005-04-01	5.3832
2005-07-01	9.2847
2005-10-01	2.9127
2006-01-01	2.9034
2006-04-01	2.6076
2006-07-01	5.1860
2006-10-01	3.3677
2007-01-01	4.9465
2007-04-01	5.5986
2007-07-01	4.1619
2007-10-01	12.4503
2008-01-01	10.2328
2008-04-01	13.2842
2008-07-01	9.1164
2008-10-01	2.5959
2009-01-01	4.5863
2009-04-01	5.9031
2009-07-01	3.8814
2009-10-01	4.8415
2010-01-01	5.9111
2010-04-01	5.1887
2010-07-01	3.8970
2010-10-01	4.2228
2011-01-01	4.7804
2011-04-01	5.8798
2011-07-01	5.3387
2011-10-01	3.5037
2012-01-01	4.1202
2012-04-01	4.9314
2012-07-01	3.6911
2012-10-01	4.0524
2013-01-01	4.5405
2013-04-01	3.3091
2013-07-01	2.9328
2013-10-01	5.2241
2014-01-01	3.6367
2014-04-01	6.4582
2014-07-01	3.1819
2014-10-01	2.4019
2015-01-01	3.6856
2015-04-01	2.8977