Quarter	Billions of US Dollars
2005-04-01	0.02445
2005-07-01	0.05493
2005-10-01	0.64017
2006-01-01	0.06010
2006-04-01	0.07701
2006-07-01	0.09155
2006-10-01	0.10688
2007-01-01	0.08734
2007-04-01	0.08176
2010-04-01	0.00054
2011-01-01	0.02045
2011-07-01	1.89407
2011-10-01	0.73420
2012-01-01	5.02560
2012-04-01	1.33158
2012-07-01	1.66233
2012-10-01	1.66446
2013-01-01	1.62203
2013-04-01	0.65267
2013-07-01	0.12421
2013-10-01	0.08902
2014-01-01	0.10246
2014-04-01	0.56940
2014-07-01	0.06690
2014-10-01	0.02997
2015-01-01	0.09187
2015-04-01	0.01396
