Year	% gross
1974	26.0613594055176
1978	27.1358509063721
1979	26.4985408782959
1985	33.6920509338379
1986	34.6892318725586
1989	43.355598449707
1991	42.917911529541
1992	42.9082984924316
1993	41.3300094604492
1994	41.2084083557129
1995	42.4811897277832
1996	45.7512512207031
1997	51.6605682373047
1998	56.5439987182617
1999	60.2534713745117
2000	64.2585296630859
2001	65.5927200317383
2002	67.5469207763672
2003	66.1335525512695
2004	67.9456176757813
2005	87.6104278564453
2006	96.0363311767578
2007	81.3997421264648
2008	87.6022872924805
2009	90.7037582397461
2010	90.6947631835938
2011	89.7645721435547
2012	91.7342910766602
2013	92.5206909179688
2014	92.987419128418
2015	94.5743103027344
2016	95.1335906982422
2017	93.5834274291992
2018	95.0942535400391
2019	99.5137481689453
2020	103.456451416016