Year	% gross
1980	51.519229888916
1981	51.3456916809082
1982	52.2651481628418
1986	61.7105484008789
1987	63.4358901977539
1991	60.5052490234375
1994	66.6948089599609
1995	66.8363037109375
1999	64.5208435058594
2000	67.578971862793
2001	69.4539337158203
2003	75.6950531005859
2004	77.1139907836914
2005	75.5892333984375
2006	76.1658782958984
2007	75.2803726196289
2008	75.0440063476562
2009	74.6411590576172
2010	75.1025314331055
2011	75.6254501342773
2012	78.3177337646484
2013	80.1997528076172
2014	79.9702529907227
2015	80.9736709594727
2016	87.4975967407227
2017	84.7784423828125
2018	86.3165817260742
2019	87.3793334960938
2020	85.9464797973633
2021	88.7403106689453
2022	86.9924087524414