Year	NFL, current US$
1970	-31000
1971	-18000
1972	-19000
1973	-23000
1974	-23000
1975	-21000
1976	-15000
1977	-13000
1978	-14000
1979	-2000
1980	-25000
1981	-25000
1982	-22000
1983	422000
1984	1325000
1985	-103000
1986	-218000
1987	67000
1988	179000
1989	8000
1990	-210000
1991	-215000
1992	-203000
1993	-198000
1994	-203000
1995	-178000
1996	-149000
1997	-118000
1998	-80000
1999	-79000
2000	0
2001	0
2002	0
2003	0
2004	0
2005	0
2006	0
2007	0
2008	0
2009	0
2010	0
2011	0
2012	0
2013	0
2014	0
2015	0
2016	0
2017	0
2018	0