Quarter	Billions of US Dollars
1993-07-01	0.1515
1993-10-01	0.1640
1994-01-01	0.2230
1994-04-01	0.1885
1994-07-01	0.2400
1994-10-01	0.2340
1995-01-01	0.2290
1995-04-01	0.2450
1995-07-01	0.2450
1995-10-01	0.2450
1996-01-01	0.2450
1996-04-01	0.2450
1996-07-01	0.0050
1996-10-01	0.2500
1997-01-01	0.2500
1997-04-01	0.2155
1997-07-01	0.2155
1997-10-01	0.1375
1998-01-01	0.1935
1998-04-01	0.2450
1998-07-01	0.2500
1998-10-01	0.0715
1999-01-01	0.0590
1999-04-01	0.2690
1999-07-01	0.2450
1999-10-01	0.1475
2000-01-01	0.1700
2000-04-01	0.1410
2000-07-01	0.1350
2000-10-01	0.1295
2001-01-01	0.3905
2001-04-01	0.3235
2001-07-01	0.2250
2001-10-01	0.2250