Year NFL, current US$ 1970 558900 1971 512259.9 1972 515377.5 1973 1055302.2 1974 1824051.7 1975 741523.6 1976 861891.5 1977 2489524.4 1978 1518273.3 1979 2669974.2 1980 1002568.4 1981 1719853.6 1982 7767392.4 1983 3024990 1984 15624362.5 1985 5116979 1986 858387.8 1987 6221035.2 1988 3178922.7 1989 8042729.4 1990 8803996.4 1991 7621146.1 1992 5752803.6 1993 1932384.2 1994 -30107.4 1995 5765873.5 1996 4312176 1997 -3556004.4 1998 1428894.2 1999 2522150.5 2000 18822558.8 2001 14155482.6 2002 10205765.9 2003 11535582.8 2004 11081395.5 2005 -5161392.4 2006 -7449693.4 2007 -5634829 2008 -6759281.9 2009 -4305421.8 2010 19907286.6 2011 9020742.3 2012 28676927 2013 13504787.4 2014 11186650.9 2015 8580698.6 2016 -12085282.4 2017 -7847538.7 2018 -12015228.8