Year	Dollars
1948-01-01	0.00000000
1949-01-01	0.00000000
1950-01-01	0.00000000
1951-01-01	0.00000000
1952-01-01	0.00000000
1953-01-01	0.00000000
1954-01-01	0.00000000
1955-01-01	0.00000000
1956-01-01	0.00000000
1957-01-01	0.00000000
1958-01-01	0.00000000
1959-01-01	0.00000000
1960-01-01	0.00000000
1961-01-01	0.00000000
1962-01-01	0.00000000
1963-01-01	0.00000000
1981-01-01	1861000000.00000000
1982-01-01	5622000000.00000000
1983-01-01	6054000000.00000000
1984-01-01	3457000000.00000000
1985-01-01	1782000000.00000000
1986-01-01	4177000000.00000000
1987-01-01	3481000000.00000000
1988-01-01	2217000000.00000000
1989-01-01	2918000000.00000000
1990-01-01	4495000000.00000000
1991-01-01	5697000000.00000000
1992-01-01	6129000000.00000000
1993-01-01	5632000000.00000000
1994-01-01	3839000000.00000000
1995-01-01	10259000000.00000000
1996-01-01	10847000000.00000000
1997-01-01	-603000000.00000000
1998-01-01	-9633100000.00000000
1999-01-01	-5944298666.32822230
2000-01-01	-7895799688.66732790
2001-01-01	-7616921594.31789780
2002-01-01	-1103079879.15466000
2003-01-01	-949458854.09901810
2004-01-01	-667046324.20423698
2005-01-01	-2586576185.97207830
2006-01-01	2674464828.53624010
2007-01-01	3044710000.00000000
2008-01-01	-2126272394.57513000