Year	% gross
1970	82.3442306518555
1971	83.5569229125977
1972	85.849967956543
1973	91.2019195556641
1975	93.2360382080078
1976	92.8058319091797
1977	93.3893280029297
1978	93.2858734130859
1979	94.5193099975586
1980	92.2856903076172
1981	90.7377014160156
1982	89.4389495849609
1983	91.374397277832
1986	99.5451889038086
1994	99.6824264526367
1995	100.781921386719
1996	98.7063827514648
1997	97.3868103027344
1998	95.3769683837891
1999	92.3818893432617
2000	92.3304977416992
2001	93.8460083007812
2002	96.2575302124023
2003	98.083122253418
2004	99.0531616210938
2005	99.492317199707
2006	99.5563125610352
2007	100.019882202148
2009	99.8082122802734
2010	104.308006286621
2011	100.915878295898
2012	100.67749786377
2014	104.471839904785
2015	105.460998535156
2016	105.983001708984
2017	105.056747436523
2018	103.645408630371
2019	103.963012695312
2020	102.738693237305
2021	105.441871643066
2022	104.123001098633