Year NFL, current US$ 1970 33261344.3 1971 7042503.2 1972 54290277.3 1973 14487653.3 1974 29968740.2 1975 17224109 1976 74596087.6 1977 55932814.8 1978 54272903 1979 33374670.9 1980 54556984.9 1981 88538183 1982 51020545.9 1983 1258458.8 1984 54259398.8 1985 -1906360.1 1986 57445887.9 1987 57563075.7 1988 19936297.1 1989 77885066.2 1990 40601893.2 1991 48940436.7 1992 109482659.1 1993 62866011.8 1994 23943882.7 1995 17676309.7 1996 54904155.1 1997 3597712.7 1998 43826037.9 1999 9842337.3 2000 -5240378 2001 22428188.5 2002 19168025.4 2003 1352944.1 2004 76380487.3 2005 72455118.7 2006 59703784.1 2007 37423802.4 2008 85659679.5 2009 61992107.5 2010 32673423.5 2011 202357243.7 2012 -99253893.4 2013 167182719.8 2014 38982882.3 2015 -142057640.5 2016 63141759.8 2017 234964121.4 2018 226616615 2019 313981629.6 2020 23108715.7 2021 464773929.3 2022 169928888