Quarter	Dollars
1976-01-01	-371000000
1976-04-01	-134000000
1976-07-01	-13000000
1976-10-01	208000000
1977-01-01	4000000
1977-04-01	-257000000
1977-07-01	174000000
1977-10-01	91000000
1978-01-01	-32000000
1978-04-01	-162000000
1978-07-01	-182000000
1978-10-01	-709000000
1979-01-01	-953000000
1979-04-01	-1326000000
1979-07-01	-813000000
1979-10-01	-1059000000
1980-01-01	-1499400000
1980-04-01	-1242600000
1980-07-01	-1038000000
1980-10-01	-1290600000
1981-01-01	-1010100000
1981-04-01	-1041300000
1981-07-01	-794700000
1981-10-01	-1081300000
1982-01-01	-72000000
1982-04-01	-350100000
1982-07-01	-421700000
1982-10-01	-1289700000
1983-01-01	-1169600000
1983-04-01	-232500000
1983-07-01	300300000
1983-10-01	-325700000
1984-01-01	-333900000
1984-04-01	-407600000
1984-07-01	-150000000
1984-10-01	505700000
1985-01-01	-826600000
1985-04-01	-509200000
1985-07-01	-18100000
1985-10-01	-158600000
1986-01-01	-419200000
1986-04-01	982500000
1986-07-01	1921200000
1986-10-01	2007400000
1987-01-01	2396900000
1987-04-01	2672700000
1987-07-01	2798000000
1987-10-01	2911300000
1988-01-01	3038000000
1988-04-01	3233200000
1988-07-01	3817800000
1988-10-01	4748800000
1989-01-01	1568800000
1989-04-01	1275500000
1989-07-01	1125200000
1989-10-01	1297700000
1990-01-01	-791700000
1990-04-01	-274400000
1990-07-01	1060200000
1990-10-01	-1384500000
1991-01-01	-3618600000
1991-04-01	-1855400000
1991-07-01	-1857700000
1991-10-01	-179400000
1992-01-01	-2453100000
1992-04-01	-466200000
1992-07-01	194200000
1992-10-01	485200000
1993-01-01	-589300000
1993-04-01	404400000
1993-07-01	918900000
1993-10-01	2238900000
1994-01-01	-1520700000
1994-04-01	-577600000
1994-07-01	-1242100000
1994-10-01	-167300000
1995-01-01	-3161000000
1995-04-01	-2404900000
1995-07-01	-2178200000
1995-10-01	-268000000
1996-01-01	-4925800000
1996-04-01	-4733100000
1996-07-01	-7394500000
1996-10-01	-5899700000
1997-01-01	-7185400000
1997-04-01	-2716200000
1997-07-01	-1764900000
1997-10-01	3483900000
1998-01-01	10662300000
1998-04-01	11437500000
1998-07-01	10428800000
1998-10-01	10115600000
1999-01-01	6547800000
1999-04-01	5749700000
1999-07-01	6280800000
1999-10-01	5900400000
2000-01-01	1406000000
2000-04-01	3907300000
2000-07-01	4875300000
2000-10-01	4614300000
2001-01-01	1708500000
2001-04-01	3946300000
2001-07-01	1667000000
2001-10-01	1106300000
2002-01-01	1292700000
2002-04-01	1978800000
2002-07-01	856200000
2002-10-01	3414200000
2003-01-01	-1407500000
2003-04-01	2601500000
2003-07-01	5317400000
2003-10-01	9072900000
2004-01-01	7235400000
2004-04-01	8676900000
2004-07-01	7983600000
2004-10-01	8416500000
2005-01-01	4659800000
2005-04-01	3493700000
2005-07-01	4246000000
2005-10-01	6207000000
2006-01-01	-642400000
2006-04-01	1859000000
2006-07-01	4816400000
2006-10-01	8050400000
2007-01-01	2821000000
2007-04-01	3153700000
2007-07-01	10489400000
2007-10-01	5305600000
2008-01-01	86400000
2008-04-01	595400000
2008-07-01	-3981400000
2008-10-01	6496300000