Year	NFL, current US$
1970	0
1971	0
1972	0
1973	0
1974	0
1975	0
1976	0
1977	0
1978	0
1979	0
1980	0
1981	2807000
1982	-446000
1983	3001000
1984	4950000
1985	-2604000
1986	1631000
1987	-1152000
1988	-1957000
1989	-3480000
1990	1139000
1991	-737000
1992	2971000
1993	1891000
1994	-410000
1995	1553000
1996	2344000
1997	6006000
1998	10647000
1999	4321000
2000	21000
2001	490000
2002	12066000
2003	-3894000
2004	-4286000
2005	7329000
2006	9335000
2007	5772000
2008	28847000
2009	-18263000
2010	12416000
2011	9786000
2012	-21427000
2013	-8851000
2014	-3540000
2015	4728000
2016	-13789000
2017	250748000
2018	166982000