Year	Dollars
1979-01-01	-5409000000.0000000
1980-01-01	-10422000000.0000000
1981-01-01	-16240000000.0000000
1982-01-01	-5889000000.0000000
1983-01-01	5866000000.0000000
1984-01-01	4183000000.0000000
1985-01-01	800000000.0000000
1986-01-01	-1377000000.0000000
1987-01-01	4247000000.0000000
1988-01-01	-2374000000.0000000
1989-01-01	-5825000000.0000000
1990-01-01	-7451000000.0000000
1991-01-01	-14888000000.0000000
1992-01-01	-24442000000.0000000
1993-01-01	-23400000000.0000000
1994-01-01	-29662110000.0000000
1995-01-01	-1576440000.0000000
1996-01-01	-2536647000.0000000
1997-01-01	-7694837000.0000000
1998-01-01	-16017063000.0000000
1999-01-01	-14021720673.0000000
2000-01-01	-18766538807.0000000
2001-01-01	-17737799179.0000000
2002-01-01	-14171800517.1010000
2003-01-01	-7177211628.0000000
2004-01-01	-5254276604.4379997
2005-01-01	-5875963150.0000000
2006-01-01	-4536668888.0000000
2007-01-01	-9390305737.5909996
2008-01-01	-15755053900.6180000