Quarter	Billions of US Dollars
1999-10-01	0.09785
2000-01-01	0.09447
2000-04-01	0.09488
2000-07-01	0.19272
2000-10-01	0.10000
2001-01-01	0.10000
2001-04-01	0.10000
2009-01-01	0.60000
2009-04-01	0.60000
2009-07-01	0.60000
2009-10-01	0.60000