Quarter	Billions of US Dollars
1994-10-01	0.03000
1995-10-01	-0.03000
1996-01-01	0.06240
1996-04-01	0.04471
1996-07-01	-0.01239
1996-10-01	-0.08740
1997-01-01	-0.00682
1997-04-01	0.00811
1997-07-01	0.00000
1997-10-01	-0.00663
1998-01-01	-0.00116
1998-04-01	0.00001
1998-07-01	0.00005
1998-10-01	-0.00032
1999-07-01	-0.00055
2003-07-01	0.01500
2004-01-01	0.00800
2004-07-01	-0.01100
2005-01-01	-0.00800
2005-07-01	-0.00400
2010-04-01	0.09154
2010-07-01	0.03042
2010-10-01	0.01647
2011-01-01	-0.02153
2011-04-01	0.25279
2011-07-01	-0.09750
2011-10-01	-0.13074
2012-01-01	0.01540
2012-04-01	0.03450
2012-07-01	-0.00198
2012-10-01	-0.02383
2013-01-01	0.00531
2013-04-01	0.03978
2013-07-01	-0.02620
2013-10-01	-0.05191
2014-01-01	-0.00146
2014-04-01	0.14960
2014-07-01	0.00324
2014-10-01	-0.00859
2015-01-01	-0.00405
2015-04-01	-0.02607