Year	NFL, current US$
1970	-1606000
1971	3082000
1972	-5158000
1973	370000
1974	2945000
1975	6351000
1976	4612000
1977	11482000
1978	1618000
1979	-20050000
1980	4762000
1981	-12690000
1982	8692000
1983	22056000
1984	19708000
1985	4073000
1986	7491000
1987	-4531000
1988	594000
1989	517000
1990	-1304000
1991	-2406000
1992	-2091000
1993	-83000
1994	-57000
1995	-76000
1996	24492000
1997	-1524000
1998	-1997000
1999	-2125000
2000	-2389000
2001	-2860000