Year	NFL, current US$
1970	-200000
1971	-15000
1972	-900000
1973	-1141000
1974	972000
1975	6853000
1976	4898000
1977	12700000
1978	-4822000
1979	-4211000
1980	-4833000
1981	-382000
1982	-6214000
1983	-8944000
1984	-4651000
1985	-4922000
1986	19788000
1987	10816000
1988	9524000
1989	-1471000
1990	-7999000
1991	-12571000
1992	-9356000
1993	-5313000
1994	-3732000
1995	-7974000
1996	-4613000
1997	-1620000
1998	-1345000
1999	-172000
2000	-44000
2001	-168000
2002	-271000
2014	0
2016	-61000
2022	0