Year	NFL, current US$
1970	-87000
1971	2383000
1972	2292000
1973	630000
1974	-479000
1975	-480000
1976	471000
1977	6349000
1978	5463000
1979	71744000
1980	50298000
1981	25821000
1982	14827000
1983	6266000
1984	883000
1985	-1331000
1986	-46208000
1987	-17879000
1988	-13505000
1989	-11432000
1990	-10413000
1991	-2659000
1992	-2085000
1993	-1331000
1994	-1169000
1995	-706000
1996	-1981000
1997	-467000
1998	-455000
1999	-436000
2000	-378000
2001	-1912000
2002	0
2004	-1088000
2005	-1016000
2006	-3198000
2007	-428000
2008	100000
2010	-13000
2011	-43000
2012	-15000
2013	19890000
2015	62589000
2016	-7646000
2017	43551000
2018	40000000
2019	-9084000
2020	-12536000
2021	-24890000
2022	-17488000