Quarter	Billions of US Dollars
1993-10-01	0.04670
1994-07-01	0.30000
1995-10-01	-0.19712
1996-04-01	0.11038
1997-07-01	0.26517
1997-10-01	0.34998
1998-04-01	4.00000
1998-10-01	-0.04172
2001-04-01	-0.04892
2002-07-01	-0.09232
2002-10-01	0.34296
2003-07-01	0.07000
2003-10-01	-0.11478
2004-07-01	0.70000
2004-10-01	-0.10389
2005-10-01	0.91548
2006-04-01	-0.05244
2006-10-01	0.99410
2007-07-01	-0.16981
2007-10-01	-0.38844
2008-04-01	-3.00000
2009-04-01	3.00000
2009-10-01	-0.05575
2013-04-01	-1.00000
2013-07-01	0.93000
2014-04-01	0.52110
2014-07-01	-1.00000