Quarter	Billions of US Dollars
2005-04-01	0.13606
2005-07-01	0.22028
2005-10-01	0.03229
2006-01-01	0.04606
2006-04-01	0.12676
2006-07-01	0.02917
2006-10-01	0.06028
2007-01-01	0.26731
2007-04-01	0.27296
2007-07-01	0.13064
2007-10-01	0.49119
2008-01-01	0.06934
2008-04-01	0.21853
2008-07-01	0.25721
2009-01-01	0.00554
2009-04-01	0.01252
2009-07-01	0.07467
2009-10-01	0.02809
2010-01-01	0.33888
2010-04-01	0.05878
2010-07-01	0.00791
2010-10-01	0.10465
2011-01-01	0.01444
2011-04-01	0.00987
2011-07-01	0.00728
2011-10-01	0.01196
2012-01-01	0.11751
2012-07-01	0.00940
2013-01-01	0.00000
2014-04-01	0.00092