Year	% gross
1983	14.1240196228027
1984	15.2100400924683
1985	16.8964996337891
1986	19.3188095092773
1987	20.8543090820313
1988	22.2435894012451
1989	21.999080657959
1990	21.0760402679443
1991	21.9320106506348
1992	22.6728096008301
1993	23.5006904602051
1994	24.0326595306396
1995	25.0387096405029
1996	26.1106700897217
1997	27.4136199951172
1998	37.4845809936523
1999	40.2620506286621
2000	40.1755104064941
2001	40.4646911621094
2002	37.2705497741699
2003	37.2534713745117
2004	38.0623016357422
2005	39.1197700500488
2006	41.287971496582
2007	43.8240814208984
2008	46.3793411254883
2009	49.1885986328125
2010	51.5054512023926
2011	56.5781517028809
2012	64.3306274414063
2013	68.5489501953125
2014	71.4707412719727
2015	73.4963989257813
2016	76.3641815185547
2017	78.4935073852539
2018	81.6160430908203
2019	82.1680679321289
2020	82.35205078125