Year	% gross
1983	14.3290796279907
1984	14.1695899963379
1985	14.0108804702759
1986	14.4721698760986
1990	14.5395097732544
1991	14.7575597763062
1992	14.8605403900146
1993	14.8451595306396
1994	14.8499698638916
1995	15.0243902206421
1996	15.5566596984863
1997	14.447660446167
1998	15.0701599121094
1999	14.009220123291
2000	15.1495504379272
2001	15.9219303131104
2002	17.5722904205322
2003	18.6044902801514
2004	19.2842502593994
2005	20.1053905487061
2006	21.0566005706787
2007	18.3359107971191
2008	18.8956508636475
2009	19.7590999603271
2010	19.3934497833252
2011	19.675220489502
2012	22.3963794708252
2013	23.5500202178955
2014	25.2039909362793
2015	26.7719497680664
2016	28.6649608612061
2017	29.2366905212402
2018	29.1506996154785
2019	29.3882808685303
2020	30.3682098388672