Year	% gross
1976	72.7228775024414
1978	75.0480270385742
1979	77.0528335571289
1980	79.1941070556641
1981	80.5127334594727
1982	77.2778701782227
1983	73.2136077880859
1984	73.9579391479492
1985	77.492317199707
1986	81.486701965332
1987	82.583740234375
1988	85.2534332275391
1989	87.2449798583984
1990	89.9155120849609
1991	91.4158477783203
1992	77.9591064453125
1993	70.0243377685547
1994	67.8661270141602
1995	67.4602584838867
1996	66.7441864013672
1997	67.0927429199219
1998	68.6502532958984
1999	69.28466796875
2000	69.7524566650391
2001	72.4167861938477
2002	73.9457702636719
2003	77.609992980957
2004	78.3257293701172
2005	82.5578079223633
2006	84.6651306152344
2007	87.1469879150391
2008	89.0813369750977
2009	90.3134918212891
2010	93.9528884887695
2011	97.4439926147461
2012	99.7002716064453
2013	103.765159606934
2014	104.288032531738
2015	103.084899902344
2016	100.21997833252
2017	99.3089599609375
2018	99.8547897338867
2019	99.2453994750977
2020	96.1674728393555
2021	96.8862228393555
2022	95.7034072875977