Year	NFL, current US$
1970	360000
1971	0
1972	0
1973	0
1974	0
1975	0
1976	0
1977	0
1978	0
1979	223000
1980	135000
1981	945000
1982	-547000
1983	-236000
1984	-116000
1985	-109000
1986	-119000
1987	-136000
1988	-277000
1989	0
1990	0
1991	0
1992	0
1993	-19000
1994	4749000
1995	51000
1996	0
1997	-1560000
1998	-400000
1999	57482000
2000	-400000
2001	-400000
2002	7515000
2003	20682000
2004	24470000
2005	22277000
2006	-14621000
2007	-11253000
2008	5875000
2009	-10739000
2010	-11110000
2011	-10925000
2012	-12423000
2013	-7901000
2014	-398000
2015	-6387000
2016	-3387000
2017	6964000
2018	-3812000