Quarter	Billions of US Dollars
1993-07-01	0.54925
1993-10-01	0.82148
1994-01-01	0.61992
1994-04-01	0.40040
1994-07-01	0.74278
1994-10-01	0.21091
1995-01-01	-0.34982
1995-04-01	-0.29790
1995-07-01	-0.00646
1995-10-01	0.21207
1996-01-01	0.08867
1996-04-01	0.46932
1996-07-01	-0.16744
1996-10-01	0.23250
1997-01-01	0.03683
1997-04-01	0.19900
1997-07-01	1.31181
1997-10-01	-0.12892
1998-01-01	-0.04850
1998-04-01	0.56026
1998-07-01	0.35432
1998-10-01	0.21923
1999-01-01	0.75683
1999-04-01	0.11561
1999-07-01	1.07248
1999-10-01	1.07226
2000-01-01	0.62671
2000-04-01	2.06577
2000-07-01	0.40070
2000-10-01	0.04876
2001-01-01	-0.60459
2001-04-01	1.80243
2001-07-01	0.07026
2001-10-01	5.28746
2002-01-01	2.21585
2002-04-01	1.07921
2002-07-01	-0.69326
2002-10-01	0.01226
2003-01-01	0.62859
2003-04-01	0.30119
2003-07-01	1.64454
2003-10-01	2.60987
2004-01-01	0.70082
2004-04-01	0.31519
2004-07-01	-0.93192
2004-10-01	0.94997
2005-01-01	0.15287
2005-04-01	0.26739
2005-07-01	-0.48384
2005-10-01	-0.36731
2006-01-01	0.05850
2006-04-01	1.07418
2006-07-01	0.05353
2006-10-01	0.90443
2007-01-01	0.15807
2007-04-01	2.30612
2007-07-01	0.33195
2007-10-01	1.36760
2008-01-01	0.43050
2008-04-01	-0.22189
2008-07-01	1.24568
2008-10-01	-0.91051
2009-01-01	0.81507
2009-04-01	3.20331
2009-07-01	0.68548
2009-10-01	1.19003
2010-01-01	0.50007
2010-04-01	1.06947
2010-07-01	0.78592
2010-10-01	1.38496
2011-01-01	-1.53414
2011-04-01	2.00933
2011-07-01	-0.20268
2011-10-01	-2.01524
2012-01-01	2.68061
2012-04-01	-1.25813
2012-07-01	2.57226
2012-10-01	0.88802
2013-01-01	1.02739
2013-04-01	-0.23736
2013-07-01	1.15111
2013-10-01	-0.48698
2014-01-01	0.05057
2014-04-01	-1.20433
2014-07-01	1.12440
2014-10-01	-1.21453
2015-01-01	-0.26744
2015-04-01	2.05646