Year	Dollars
1975-01-01	-147516804.401436600
1976-01-01	1570588095.382003300
1977-01-01	2107542004.623671500
1978-01-01	683160967.415519360
1979-01-01	47544988.517308548
1980-01-01	-1785125731.427254400
1981-01-01	-2698332267.065694300
1982-01-01	-2523543845.555791900
1983-01-01	-1953110984.257599800
1984-01-01	-2342552473.111379100
1985-01-01	-4177206011.290060000
1986-01-01	-4597716886.325504300
1987-01-01	-5191894852.658845900
1988-01-01	-7172494242.499478300
1989-01-01	-6825607131.348868400
1990-01-01	-7036643835.166612600
1991-01-01	-4291734332.075204400
1992-01-01	-4485223626.332503300
1993-01-01	-1875802280.345373900
1994-01-01	-1676281517.886678700
1995-01-01	-5563227578.462803800
1996-01-01	-5956139581.806501400
1997-01-01	-2965195307.242086400
1998-01-01	-6903105373.496580100
1999-01-01	-3228022816.398294900
2000-01-01	-4601248780.771129600
2001-01-01	1410181566.426179900
2002-01-01	7059496037.433870300
2003-01-01	8772510263.575491000
2004-01-01	780195721.519142030
2005-01-01	-10283543307.979900000
2006-01-01	-9299060317.463380800
2007-01-01	-8075694483.594510100
2008-01-01	-30971987180.935902000