Year % gross 1981 16.9817600250244 1982 16.1995601654053 1983 16.6846504211426 1984 18.1934509277344 1985 17.9246997833252 1986 18.3418998718262 1987 18.8763809204102 1988 18.8510303497314 1989 18.8574600219727 1990 20.9237308502197 1991 20.4505500793457 1992 25.0545806884766 1993 24.6941795349121 1994 25.7546195983887 1995 25.3415203094482 1996 27.6447200775146 1997 30.6904602050781 1998 39.3893203735352 1999 44.4582214355469 2000 47.078540802002 2001 51.6456184387207 2002 54.8304786682129 2003 59.3007392883301 2004 61.7275314331055 2005 66.8922576904297 2006 69.3054122924805 2007 70.8025207519531 2008 72.1881103515625 2009 70.8098983764648 2010 72.7956008911133 2011 66.2062683105469 2012 72.7906494140625 2013 72.4733123779297 2014 69.5679016113281 2015 67.068717956543 2016 65.5598297119141 2017 65.5215911865234 2018 63.4582710266113 2019 61.6368598937988 2020 60.8027305603027 2021 65.6264114379883 2022 66.2255630493164