Year	NFL, current US$
1970	13000
1971	180000
1972	-13000
1973	5471000
1974	979000
1975	11147000
1976	21881000
1977	26112000
1978	41387000
1979	24160000
1980	17456000
1981	5390000
1982	-15351000
1983	-12856000
1984	-23172000
1985	-29671000
1986	-29335000
1987	-8418000
1992	-8525000
1993	-8204000
1994	-8204000
1995	-10454000
2004	-1915000
2005	-2416000
2006	-1424000
2007	-920000
2014	-3077000
2015	-1928000