Year	% gross
1971	34.7286186218262
1972	36.0403900146484
1973	37.6192817687988
1974	39.817138671875
1975	43.4146194458008
1976	46.3665084838867
1977	49.3560104370117
1978	53.3530883789062
1979	57.982120513916
1980	61.0020484924316
1981	63.4012985229492
1982	65.8873672485352
1983	68.2406463623047
1984	69.9415817260742
1985	71.3351364135742
1986	71.1102828979492
1987	71.5826263427734
1988	72.3619384765625
1996	76.9475708007812
2001	78.5696563720703
2002	79.9700393676758
2003	80.1741027832031
2004	81.7347793579102
2005	83.003662109375
2006	83.1464614868164
2007	84.0665588378906
2008	85.7025909423828
2009	86.5672225952148
2010	87.905403137207
2011	86.9782028198242
2012	108.257446289062
2013	102.832077026367
2014	105.603202819824
2015	107.431686401367
2016	107.797096252441
2017	106.83757019043
2018	108.210166931152
2019	105.107139587402
2020	100.485191345215
2021	100.197776794434
2022	102.00390625