Quarter	Dollars
1985-01-01	0
1985-04-01	0
1985-07-01	0
1985-10-01	0
1986-01-01	0
1986-04-01	0
1986-07-01	0
1986-10-01	0
1987-01-01	0
1987-04-01	0
1987-07-01	0
1987-10-01	0
1988-01-01	0
1988-04-01	0
1988-07-01	0
1988-10-01	0
1989-01-01	0
1989-04-01	0
1989-07-01	0
1989-10-01	0
1990-01-01	0
1990-04-01	0
1990-07-01	0
1990-10-01	0
1991-01-01	0
1991-04-01	0
1991-07-01	0
1991-10-01	0
1992-01-01	0
1992-04-01	0
1992-07-01	0
1992-10-01	0
1993-01-01	0
1993-04-01	0
1993-07-01	0
1993-10-01	0
1994-01-01	0
1994-04-01	0
1994-07-01	0
1994-10-01	0
1995-01-01	0
1995-04-01	0
2000-01-01	-20000000
2000-04-01	8000000
2000-07-01	-5000000
2000-10-01	51000000
2001-01-01	-3000000
2001-04-01	-4000000
2001-07-01	4000000
2001-10-01	79000000
2002-01-01	-18000000
2002-04-01	14000000
2002-07-01	20000000
2002-10-01	-23000000
2003-01-01	-17000000
2003-04-01	-11000000
2003-07-01	-6000000
2003-10-01	-12000000
2004-01-01	115000000
2004-04-01	156000000
2004-07-01	664000000
2004-10-01	245000000
2005-01-01	543000000
2005-04-01	88000000
2005-07-01	126000000
2005-10-01	238000000
2006-01-01	431000000
2006-04-01	260000000
2006-07-01	635000000
2006-10-01	779000000
2007-01-01	589000000
2007-04-01	684000000
2007-07-01	1158000000
2007-10-01	2340000000
2008-01-01	2005000000
2008-04-01	2756000000
2008-07-01	655000000
2008-10-01	699000000