Quarter	Billions of US Dollars
1990-04-01	0.56499
1990-10-01	-0.01478
1996-10-01	-0.06661
1997-07-01	0.02303
1997-10-01	0.00248
1998-01-01	-0.01087
1998-04-01	-0.00395
1998-07-01	-0.00088
1998-10-01	-0.06734
1999-01-01	0.00090
1999-04-01	0.00500
1999-07-01	0.00002
2000-01-01	0.00250
2000-04-01	-0.00726
2000-07-01	0.00043
2000-10-01	-0.01039
2001-01-01	0.00010
2001-04-01	-0.02089
2001-07-01	-0.01010
2001-10-01	-0.01039
2002-04-01	-0.01039
2002-10-01	-0.01039
2003-04-01	-0.15587
2003-10-01	0.00000
2004-01-01	-0.21411
2014-01-01	0.35000