Year	% gross
1970	50.7191581726074
1971	52.8891716003418
1972	56.408618927002
1973	59.531379699707
1974	90.1970901489258
1975	94.2506866455078
1976	91.7593994140625
1977	91.9826278686523
1978	89.1965179443359
1979	108.680763244629
1980	111.12769317627
1981	109.614356994629
1982	112.687629699707
1983	112.848289489746
1984	109.6875
1985	105.484901428223
1986	105.188232421875
1987	105.077507019043
1988	103.877647399902
1989	104.468032836914
1990	101.224281311035
1991	99.2655029296875
1992	97.8374786376953
1993	97.2089614868164
1994	93.7114181518555
1995	90.8469161987305
1998	91.0551834106445
1999	88.6649169921875
2000	93.014778137207
2001	93.7586212158203
2002	86.6094818115234
2003	101.066352844238
2004	100.467208862305
2005	101.349746704102
2006	99.6981582641602
2007	106.838638305664
2008	106.070472717285
2009	107.006858825684
2012	112.278907775879
2014	107.71085357666
2015	104.828231811523
2016	104.352096557617
2019	92.9700012207031
2020	91.5070037841797
2021	95.1269989013672
2022	96.2360000610352
