Year	NFL, current US$
1970	-17526.2
1971	-17350.2
1972	-18240.2
1973	-20953.7
1974	739464.1
1975	1504833.3
1977	3065811.2
1978	-157245.7
1979	4143872.2
1980	9645146.8
1981	7829480.4
1982	14536800.9
1983	17040472.7
1984	18123628.9
1985	5376957.8
1986	15870785.5
1987	20165612.4
1988	13784871.6
1989	5719118
1990	10760669.5
1991	2262288.6
1992	4850925.2
1993	3170405.7
1994	-3096091.3
1995	-1258191.7
1996	15168177.2
1997	-18062480.1
1998	-599361.4
1999	5992341.7
2000	16874363
2001	12968702.5
2002	5878412.6
2003	-620390
2004	16831967.3
2005	-1950674.9
2006	5311315.7
2007	8175196
2008	7688240.1
2009	-2315284.9
2010	18873629.9
2011	11680063.8
2012	25099531.8
2013	20180951.8
2014	14314646.1
2015	4033989.1
2016	-882190.7
2017	16715850.3
2018	37613656.7
2019	87660698.4
2020	91582322.8
2021	69406857.2
2022	67368302.8