Year	NFL, US$
1970	-3220000
1971	1837000
1972	8912000
1973	35573000
1974	197492000
1975	190360000
1976	90954000
1977	51924000
1978	31088000
1979	46574000
1980	137637000
1981	179566000
1982	115440000
1983	-1562000
1984	-547000
1986	-5000000
1999	0
2000	543279000
2017	0
2018	0
2019	0
2020	0
2021	0
2022	0