Year	NFL, current US$
1970	220000
1971	2167000
1972	3375000
1973	1352000
1974	971000
1975	641000
1976	219000
1977	962000
1978	612000
1979	7121000
1980	10188000
1981	4358000
1982	2011000
1983	3657000
1984	11907000
1985	10483000
1986	19077000
1987	28456000
1988	39214000
1989	21698000
1990	69902000
1991	22831000
1992	19904000
1993	22724000
1994	38904000
1995	28495000
1996	21487000
1997	3334000
1998	-3422000
1999	-1308000
2000	7200000
2001	-5509000
2002	683000
2003	0
2004	0
2005	0
2006	-46680000
2007	-6444000
2008	-1216000
2009	2109000
2010	5007000
2011	5213000
2012	4179000
2013	-76000
2014	33109000
2015	7894000
2016	3072000
2017	1129000
2018	37079000
2019	8996000
2020	18400000
2021	6526000
2022	-909000