Year	NFL, current US$
1970	15193000
1971	14464000
1972	22267000
1973	12172000
1974	9369000
1975	8851000
1976	6835000
1977	9789000
1978	7439000
1979	7299000
1980	10856000
1981	22857000
1982	19215000
1983	37038000
1984	37772000
1985	4092000
1986	-2305000
1987	-6131000
1988	-7926000
1989	-2082000
1990	-73000
1991	-58153000
1992	-25560000
1993	-14528000
1994	-14872000
1995	-15818000
1996	-8939000
1997	-10097000
1998	4592000
1999	-12389000
2000	-12100000
2001	-10488000
2002	-10415000
2003	-11462000
2004	-11279000
2005	-11084000
2006	-9758000
2007	-9120000
2008	-8532000
2009	-4809000
2010	-1087000
2011	-1087000
2012	-1087000
2013	-1087000
2014	-1087000
2015	-1087000
2016	-1087000
2017	-1087000
2018	-1087000
2019	-1087000
2020	-446000
2021	-538000
2022	2067000
