Year	NFL, current US$
1970	-528000
1971	156170000
1972	173569000
1973	297349000
1974	275622000
1975	213413000
1976	311729000
1977	323055000
1978	235105000
1979	26423000
1980	173051000
1981	77361000
1982	17162000
1983	-15241000
1984	-21642000
1985	-35669000
1986	-30654000
1987	-18365000
1988	-16662000
1989	24540000
1990	-11970000
1991	-13234000
1992	-4724000
1993	0
1994	0
1995	0
1996	0
1997	0
1998	0
1999	0
2000	0
2001	0
2002	0
2003	28661000
2004	-4123000
2005	-2444000
2006	-6336000
2007	-4209000
2008	-6667000
2009	-20657000
2010	15779000
2011	-4999000
2012	12671000
2013	-9806000
2014	-7637000
2015	1817000
2016	-9129000
2017	-509000
2018	17188000