Quarter	Billions of US Dollars
2003-04-01	0.00686
2003-07-01	0.06360
2003-10-01	0.06810
2004-01-01	0.06623
2004-04-01	0.07591
2004-07-01	0.06708
2004-10-01	0.34508
2005-01-01	0.58819
2005-04-01	0.54930
2005-07-01	0.30623
2005-10-01	0.29021
2006-01-01	0.29776
2006-04-01	0.72591
2006-07-01	0.67225
2006-10-01	0.79810
2007-01-01	0.80707
2007-04-01	0.81840
2007-07-01	0.85925
2007-10-01	0.89209
2008-01-01	0.64197
2008-04-01	0.63056
2008-07-01	0.95115
2008-10-01	0.92548
2009-01-01	0.88498
2009-04-01	0.83391
2009-07-01	0.86394
2009-10-01	0.84995
2010-01-01	0.79526
2010-04-01	0.72399
2010-07-01	0.44356
2010-10-01	0.43426
2011-01-01	0.46173
2011-04-01	0.46972
2011-07-01	0.43885
2011-10-01	0.42052
2012-01-01	0.43407
2012-04-01	0.40918
2012-07-01	0.42023
2012-10-01	0.42881
2013-01-01	0.41616