Quarter	Billions of US Dollars
1993-07-01	0.00600
1993-10-01	-0.00200
1994-01-01	0.00450
1994-04-01	-0.00850
1996-07-01	0.01066
1996-10-01	0.23040
1997-01-01	0.14843
1997-04-01	0.02501
1997-07-01	-0.03060
1997-10-01	-0.09056
1998-01-01	-0.12472
1998-04-01	-0.01999
1998-07-01	-0.04195
1998-10-01	-0.00527
1999-01-01	0.00342
1999-04-01	-0.00146
1999-07-01	-0.00273