Year	NFL, current US$
1970	-705000
1971	-1988000
1972	0
1973	0
1974	0
1975	-2906000
1976	0
1977	-2646000
1978	45118000
1979	49195000
1980	46853000
1981	-7157000
1982	20116000
1983	-43046000
1984	4732000
1985	-18848000
1986	-8929000
1987	1575000
1988	31598000
1989	-7121000
1990	3291000
1991	5495000
1992	-4691000
1993	-764000
1994	91442000
1995	279929000
1996	57524000
1997	72821000
1998	-57958000
1999	54642000
2000	-254417000
2001	-5165000
2002	-68684000
2003	31317000
2004	-46214000
2005	-24802000
2006	-69784000
2007	-43867000
2008	-27441000
2009	-13563000
2010	38474000
2011	4994000
2012	-3652000
2013	-15220000
2014	-9606000
2015	-6703000
2016	-5090000
2017	-5433000
2018	-5942000