Quarter	Billions of US Dollars
2001-10-01	0.08953
2002-04-01	-0.03557
2003-04-01	0.12117
2004-10-01	0.41050
2005-01-01	0.09916
2005-04-01	0.94350
2006-01-01	-0.06729
2006-04-01	1.17191
2006-07-01	-0.03594
2006-10-01	2.72086
2007-01-01	-0.04548
2007-04-01	-0.05881
2007-07-01	1.67737
2007-10-01	-0.03423
2008-01-01	1.51009
2008-04-01	1.24670
2008-07-01	-0.02644
2008-10-01	-0.02123
2009-01-01	-0.02043
2009-04-01	-0.04018
2009-07-01	0.77163
2009-10-01	0.67431
2010-01-01	-0.01993
2010-04-01	-0.01791
2010-07-01	-0.03810
2010-10-01	-0.03741
2011-01-01	-1.00070
2011-04-01	-0.01852
2011-07-01	1.27997
2011-10-01	-3.03604
2012-01-01	-0.19961
2012-07-01	-0.02708
2012-10-01	0.26153
2013-04-01	-0.13718
2013-07-01	-0.38803
2013-10-01	0.54036
2014-01-01	-0.84632
2014-04-01	-0.02047
2014-07-01	0.40167
2014-10-01	-0.00945