Year	% gross
1981	17.4849891662598
1986	15.8459596633911
1990	20.6566200256348
1991	22.0241298675537
1992	21.9753303527832
1993	24.8103008270264
1994	25.5806503295898
1995	24.8084697723389
1996	26.7425403594971
1997	26.6596202850342
1998	28.0524005889893
1999	29.9149208068848
2001	36.3740501403809
2002	39.1618309020996
2003	42.3809814453125
2004	44.0762214660645
2005	47.2947196960449
2006	48.5975112915039
2007	50.530590057373
2008	52.3514518737793
2009	51.9583015441895
2010	57.0685997009277
2011	59.3388595581055
2012	62.0256614685059
2013	66.0589981079102
2014	67.2300872802734
2015	66.2444534301758
2016	66.5588989257812
2017	67.5569534301758
2018	68.3151473999023
2019	68.9623718261719
2020	69.3469772338867
2021	72.3333587646484