Quarter	Billions of US Dollars
2002-01-01	0.09495
2004-04-01	0.00004
2004-10-01	0.37381
2005-01-01	0.44706
2005-10-01	0.31987
2006-01-01	0.25467
2006-04-01	0.03074
2006-07-01	0.34510
2007-01-01	0.16511
2007-04-01	1.01388
2007-07-01	0.30087
2007-10-01	0.21437
2008-01-01	0.01685
2008-04-01	0.02729
2008-07-01	0.20932
2008-10-01	0.14957
2009-01-01	0.00000
2009-04-01	0.13962
2009-07-01	0.10667
2009-10-01	0.04584
2010-01-01	0.08119
2010-04-01	0.93397
2010-07-01	0.74477
2010-10-01	0.28729
2011-01-01	1.31028
2011-04-01	0.02010
2011-07-01	0.01843
2011-10-01	0.03671
2012-01-01	0.03066
2012-04-01	0.07878
2012-07-01	0.92141
2012-10-01	0.05880
2013-01-01	0.56309
2013-04-01	0.12032
2013-07-01	0.34454
2013-10-01	0.09093
2014-01-01	0.14752
2014-04-01	0.11291
2014-07-01	1.25158
2014-10-01	0.18228
2015-01-01	0.03654
2015-04-01	0.01214