Quarter	Billions of US Dollars
1996-01-01	-0.15000
1996-07-01	0.36954
1996-10-01	0.69000
1997-10-01	-0.02786
1998-01-01	-0.05749
1998-04-01	0.47214
1998-07-01	-0.05749
1998-10-01	-0.02786
1999-01-01	1.63504
1999-04-01	0.58214
1999-07-01	-0.05749
1999-10-01	0.68952
2000-01-01	1.27358
2000-04-01	-0.31807
2000-07-01	0.26703
2000-10-01	-0.07037
2001-01-01	-0.05749
2001-04-01	0.12963
2001-07-01	-0.05749
2001-10-01	0.76974
2002-01-01	1.61701
2002-04-01	-0.54768
2002-07-01	1.24249
2002-10-01	0.16963
2003-01-01	0.96716
2003-04-01	-0.07037
2003-07-01	0.61234
2003-10-01	1.22963
2004-01-01	0.61151
2004-04-01	0.28321
2004-07-01	1.06872
2004-10-01	-0.06837
2005-01-01	1.26951
2005-04-01	0.68167
2005-07-01	0.68742
2005-10-01	-0.26968
2006-01-01	2.08976
2006-04-01	-0.48133
2006-07-01	1.52420
2006-10-01	-1.33038
2007-01-01	1.00000
2007-04-01	-0.12606
2007-07-01	-0.29800
2008-01-01	0.50000
2008-04-01	-0.74000
2009-01-01	0.56400
2009-07-01	0.75000
2009-10-01	1.00000
2010-01-01	1.07087
2010-07-01	0.97748
2010-10-01	-0.35948
2011-01-01	1.25104
2011-10-01	-0.59597
2012-01-01	1.28726
2012-10-01	0.75021
2013-01-01	-1.00000
2013-07-01	-0.24872
2014-01-01	-0.20000
2014-07-01	-0.05590
2015-01-01	1.45000