Quarter	Billions of US Dollars
1994-01-01	-0.11150
1996-07-01	3.22201
1997-01-01	0.50000
1997-07-01	0.70000
1998-04-01	0.30000
1998-10-01	-0.61330
1999-01-01	0.50000
2000-04-01	-0.02581
2000-07-01	0.35000
2001-01-01	0.75000
2001-04-01	-0.14527
2001-07-01	-0.04285
2001-10-01	-0.35408
2002-01-01	-0.34703
2002-07-01	0.04134
2002-10-01	0.02883
2003-01-01	0.16800
2003-07-01	-0.04684
2004-01-01	0.17870
2004-04-01	-0.02445
2004-07-01	-0.00900
2004-10-01	0.60000
2005-07-01	0.25000
2005-10-01	0.96084
2006-01-01	1.36329
2006-04-01	-0.61039
2006-07-01	-0.04608
2007-04-01	0.45000
2008-04-01	-0.36510
2009-01-01	0.32300
2009-10-01	1.00000
2011-01-01	0.07852
2012-01-01	-0.15000
2012-07-01	-0.28000
2013-04-01	0.75000
2013-10-01	0.50000
2014-07-01	1.25000
2015-01-01	-0.22100