Year	% gross
1973	28.0436496734619
1976	25.1265602111816
1977	26.7629909515381
1979	27.5270805358887
1980	29.1242904663086
1981	27.4946193695068
1984	28.9950504302979
1985	28.3204307556152
1986	26.4236106872559
1987	27.1589603424072
1988	26.8357791900635
1989	26.4334697723389
1990	26.9577598571777
1998	45.2521514892578
1999	47.4837303161621
2000	48.3544502258301
2001	48.7234115600586
2002	49.2672996520996
2003	49.0618896484375
2004	47.4057312011719
2005	45.2537994384766
2006	45.9067687988281
2007	46.8238487243652
2008	43.4848098754883
2009	48.1686592102051
2010	48.609001159668
2011	48.2589988708496
2012	50.6248207092285
2013	56.1339988708496
2015	58.8114891052246
2016	64.1330337524414
2017	60.3079986572266
2018	62.898998260498
2019	62.5999984741211
2020	63.1590003967285
2021	61.1339988708496
2022	66.4680023193359