Quarter	Billions of US Dollars
1995-07-01	0.01718
1995-10-01	0.03358
1996-01-01	0.02107
1996-04-01	0.03098
1996-07-01	0.63589
1996-10-01	0.54308
1997-01-01	0.03804
1997-04-01	-0.04960
1997-07-01	-0.50723
1997-10-01	-0.26317
1998-01-01	0.07290
1998-04-01	-0.10497
1998-07-01	-3.10151
1998-10-01	-0.00597
1999-01-01	0.01442
1999-04-01	0.01663
1999-07-01	-0.00483
1999-10-01	-0.01205
2000-01-01	0.15227
2000-04-01	-0.07755
2000-07-01	0.00290
2000-10-01	-0.00063
2001-01-01	-0.00142
2001-04-01	-0.01047
2001-07-01	-0.05825
2006-01-01	0.00859
2006-10-01	0.00075
2007-01-01	-0.00950
2008-01-01	0.00940
2008-04-01	-0.00014
2008-07-01	-0.00929
2009-01-01	-0.41270
2009-04-01	0.00462
2009-07-01	0.00534
2010-01-01	-0.00558
2010-07-01	-0.00556
2011-07-01	0.00081
2011-10-01	0.02029
2012-10-01	-0.01970
2013-07-01	0.04431
2014-07-01	-0.04022
2015-04-01	0.00126