Quarter	Billions of US Dollars
1996-01-01	0.46548
2005-07-01	0.32871
2005-10-01	0.32893
2006-01-01	0.32863
2006-04-01	0.32833
2008-01-01	0.44955
2008-04-01	0.44869
2008-07-01	0.45071
2008-10-01	0.45158
2013-07-01	1.25000
2013-10-01	1.25000
2014-01-01	1.25000
2014-04-01	1.25000