Quarter	Dollars
1998-01-01	40000000.00000000
1998-04-01	13179000000.00000000
1998-07-01	8700000000.00000000
1998-10-01	9430000000.00000000
1999-01-01	-7606446436.20112990
1999-04-01	-636027639.15662801
1999-07-01	-6853932195.97966960
1999-10-01	-10774905361.35670100
2000-01-01	-18072841779.85350000
2000-04-01	-25731603199.74150100
2000-07-01	-21785224460.51380200
2000-10-01	-18242669995.56860000
2001-01-01	-16856148434.78440100
2001-04-01	-19466424455.38830200
2001-07-01	1365075739.14670990
2001-10-01	10731568862.70450000
2002-01-01	10239233681.11140100
2002-04-01	-4696025518.96613980
2002-07-01	22799433500.20209900
2002-10-01	16185466831.44619900
2003-01-01	-1471566905.50257990
2003-04-01	-11098439893.34470000
2003-07-01	14473703732.84520000
2003-10-01	22997729650.05630100
2004-01-01	19334521174.83779900
2004-04-01	9806582247.99776080
2004-07-01	19123271044.78540000
2004-10-01	32925190227.23720200
2005-01-01	2031077705.21980000
2005-04-01	-2549864663.54628990
2005-07-01	6676109575.67883010
2005-10-01	13023467055.40740000
2006-01-01	-10900963560.96890100
2006-04-01	-17974957508.98040000
2006-07-01	2063361560.08733010
2006-10-01	26484795336.72060000
2007-01-01	6752470014.76309010
2007-04-01	-6290672226.99034020
2007-07-01	12830274073.63330100
2007-10-01	11566647825.26689900
2008-01-01	-60038859831.85189800
2008-04-01	-55293357766.66290300
2008-07-01	-51468398138.41700000
2008-10-01	-33137637097.73320000