Quarter	Billions of US Dollars
1994-10-01	0.01500
1995-01-01	0.37172
1995-04-01	0.05823
1995-07-01	0.29325
1995-10-01	0.07486
1996-01-01	-0.07085
1996-04-01	0.41221
1996-07-01	0.09193
1996-10-01	0.15801
1997-01-01	-0.03416
1997-04-01	0.01115
1997-07-01	0.14991
1997-10-01	0.27512
1998-01-01	-0.09800
1998-04-01	-0.14579
1998-07-01	1.02265
1998-10-01	0.25954
1999-01-01	-0.55932
1999-04-01	0.03062
1999-07-01	0.50452
1999-10-01	0.57827
2000-01-01	-1.33108
2000-04-01	0.31832
2000-07-01	1.31409
2000-10-01	0.18181
2001-01-01	0.49196
2001-04-01	1.28431
2001-07-01	0.40430
2001-10-01	-1.06690
2002-01-01	0.12734
2002-04-01	0.72403
2002-07-01	-2.15449
2002-10-01	0.68600
2003-01-01	-0.42981
2003-04-01	-0.65237
2003-07-01	-0.35587
2003-10-01	0.97911
2004-01-01	-1.13186
2004-04-01	-0.38377
2004-07-01	-0.32111
2004-10-01	0.30338
2005-01-01	-0.13740
2005-04-01	-0.02538
2005-07-01	0.05276
2005-10-01	-0.62129
2006-01-01	0.61280
2006-04-01	0.62227
2006-07-01	-0.42995
2006-10-01	0.46355
2007-01-01	0.15822
2007-04-01	-0.14215
2007-07-01	1.17279
2007-10-01	-0.46877
2008-01-01	-1.26463
2008-04-01	0.98576
2008-07-01	-0.69681
2008-10-01	2.37588
2009-01-01	-3.15781
2009-04-01	0.42486
2009-07-01	-0.54603
2009-10-01	1.02219
2010-01-01	2.29615
2010-04-01	-0.72859
2010-07-01	-0.08290
2010-10-01	-0.56834
2011-01-01	-0.23958
2011-04-01	2.30021
2011-07-01	-0.17347
2011-10-01	0.43086
2012-01-01	0.55126
2012-04-01	-0.01989
2012-07-01	0.08435
2012-10-01	0.44096
2013-01-01	0.78131
2013-04-01	-1.15798
2013-07-01	0.64525
2013-10-01	1.26520
2014-01-01	-0.40330
2014-04-01	2.42588
2014-07-01	0.38443
2014-10-01	-2.40763
2015-01-01	3.50945
2015-04-01	-1.78997