Year	NFL, current US$
1973	682817.7
1974	921436.3
1977	-476370.6
1978	389494.1
1979	6727717.3
1980	2705995.2
1981	2803276.1
1982	-679121.4
1983	8631046.3
1984	-982206.2
1985	-960294.9
1986	-1751085.9
1987	-2448063
1988	-2554041.8
1989	-1446017.1
1990	-738557.5
1991	-481728.7
1992	-498648.8
1993	-15580052.2
1994	-2271955.4
1995	-726362.7
1996	-18398.1
1997	-397690
2001	0
2004	0
2005	0
2006	0
2007	0