Quarter	Billions of US Dollars
1994-07-01	0.00750
1994-10-01	-0.00750
1995-04-01	0.01500
1995-07-01	-0.01500
1995-10-01	0.63709
1996-01-01	-0.49985
1996-04-01	0.15456
1996-07-01	-0.10134
1996-10-01	0.00416
1997-01-01	0.39847
1997-04-01	0.00796
1997-07-01	0.13062
1997-10-01	-0.14664
1998-01-01	0.11048
1998-04-01	-0.38584
1998-07-01	0.00696
1998-10-01	0.05078
1999-01-01	0.32532
1999-04-01	-0.12342
1999-07-01	0.03287
1999-10-01	0.92187
2000-01-01	0.42945
2000-04-01	-1.01666
2000-07-01	-0.23895
2000-10-01	0.34980
2001-01-01	-0.18424
2001-04-01	-0.03637
2001-07-01	0.77192
2001-10-01	1.18008
2002-01-01	-0.80686
2002-04-01	-0.99686
2002-07-01	0.27996
2002-10-01	0.07091
2003-01-01	0.38744
2003-04-01	0.81534
2003-07-01	1.83726
2003-10-01	-1.47474
2004-01-01	-0.57729
2004-04-01	0.40889
2004-07-01	-0.73359
2004-10-01	-0.53115
2005-01-01	-0.73861
2005-04-01	-0.45520
2005-07-01	-0.28924
2005-10-01	0.34865
2006-01-01	-0.63667
2006-04-01	0.41950
2006-07-01	-0.16260
2006-10-01	0.86713
2007-01-01	-1.09420
2007-04-01	0.92526
2007-07-01	-0.01577
2007-10-01	0.33906
2008-01-01	0.07652
2008-04-01	1.44219
2008-07-01	-0.15246
2008-10-01	1.31882
2009-01-01	-2.06481
2009-04-01	-0.06088
2009-07-01	0.90148
2009-10-01	3.59514
2010-01-01	1.99025
2010-04-01	-2.31360
2010-07-01	-0.28833
2010-10-01	-2.48700
2011-01-01	-0.50711
2011-04-01	0.00575
2011-07-01	0.54609
2011-10-01	0.48172
2012-01-01	-2.63465
2012-04-01	-0.15385
2012-07-01	-0.08506
2012-10-01	3.33066
2013-01-01	-0.70263
2013-04-01	-0.73633
2013-07-01	0.06258
2013-10-01	-0.17164
2014-01-01	-1.47625
2014-04-01	0.05775
2014-07-01	-0.24079
2014-10-01	-0.07532
2015-01-01	-0.05236
2015-04-01	-0.05538