Quarter	Billions of US Dollars
1999-07-01	0.03000
1999-10-01	0.03000
2000-01-01	0.03000
2000-04-01	0.03000
2004-07-01	0.02482
2004-10-01	0.02724
2005-01-01	0.02593
2005-04-01	0.02418
2005-10-01	0.00590
2006-01-01	0.00605
2006-04-01	0.04450
2006-07-01	0.04431
2006-10-01	0.03951
2007-01-01	0.03995
2007-04-01	0.13505
2007-07-01	0.14179
2007-10-01	0.14721
2008-01-01	0.15812
2010-04-01	0.24542
2010-07-01	0.27296
2010-10-01	0.26724
2011-01-01	0.28414
