Year	NFL, current US$
1970	-498000
1971	-502000
1972	2224000
1973	3513000
1974	132000
1975	-801000
1976	-417000
1977	-700000
1978	232000
1979	0
1980	26766000
1981	141977000
1982	41426000
1983	4027000
1984	1163000
1985	6881000
1986	-250000
1987	-434000
1988	0
1989	0
1990	0
1991	0
1992	0
1993	0
1994	0
1995	0
1996	0
1997	0
1998	0
1999	0
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