Year	NFL, current US$
1970	-51000
1971	-235712.8
1972	391416.6
1973	5544971.9
1974	117373.8
1975	7079889
1976	-194969.8
1977	1896630.7
1978	9918093.8
1979	3841865.9
1980	20625173
1981	26521792.2
1982	32647133
1983	49007282.7
1984	10643402.4
1985	5502648.8
1986	48692789.7
1987	15284172.9
1988	8863466.7
1989	661603.1
1990	-3733286.9
1991	-8947723.1
1992	32183025.2
1993	22596042.2
1994	-34506538.7
1995	-19259895.6
1996	-5633525.2
1997	33116097.7
1998	10828115
1999	-15672219.2
2000	-7675579.7
2001	-2561029.6
2002	18364537.5
2003	18090352.7
2004	13441355.3
2005	32607197.4
2006	10079422
2007	186727018.5
2008	6153591.6
2009	45974015
2010	43066420.1
2011	54298101.1
2012	56748511.8
2013	41886246
2014	1956991.3
2015	-8697341.4
2016	174401930.7
2017	17986486.5
2018	4426386
2019	335004863.9
2020	238940174
2021	60887985.2
2022	29653338.9