Year	NFL, current US$
1970	19293000
1971	-6646000
1972	-6134000
1973	-5123000
1974	-15574000
1975	3262000
1976	-2094000
1977	-394000
1978	100000
1979	6000
1980	11444000
1981	53122000
1982	32280000
1983	109776000
1984	-7474000
1985	6581000
1986	-43921000
1987	-28217000
1988	-36247000
1989	-18727000
1990	-14899000
1991	-1056000
1992	-10125000
1993	-13896000
1994	-17211000
1995	-15712000
1996	-21346000
1997	-10401000
1998	-5582000
1999	-4465000
2007	1645000
2008	232000
2009	269000
2010	1547000
2011	406000
2012	14000
2013	17248000
2014	817000
2015	8838000
2016	2518000
2017	-4495000
2018	-1585000
2019	-2482000
2020	-3297000
2021	-3223000
2022	571000