Year	% gross
1981	19.5794105529785
1982	18.8551406860352
1983	18.5350494384766
1984	18.6730098724365
1985	18.9727001190186
1986	20.6816806793213
1987	21.7567005157471
1988	21.8990306854248
1989	22.3364295959473
1990	25.3147602081299
1991	25.673189163208
1992	28.3445491790771
1993	30.0484409332275
1994	32.5475807189941
1995	33.8991088867188
1996	37.228759765625
1997	41.1135597229004
1998	51.2255897521973
1999	59.9510612487793
2000	64.2274475097656
2001	70.7035522460938
2002	79.2704086303711
2003	80.4981994628906
2004	85.5678863525391
2005	96.3929672241211
2006	102.038948059082
2007	104.678863525391
2008	105.935729980469
2009	106.716453552246
2010	109.365478515625
2011	109.784828186035
2012	106.389312744141
2013	104.172607421875
2014	99.9427108764648
2015	98.1147689819336
2016	94.1711807250977
2017	93.8133087158203
2018	92.126838684082
2019	92.9033508300781
2020	92.9018096923828
2021	100.995086669922
2022	100.368392944336
