Year	% gross
1971	39.3909797668457
1972	40.2011604309082
1973	41.0284614562988
1974	42.4563484191895
1975	45.5702896118164
1976	47.6442489624023
1977	50.8437614440918
1978	54.4275894165039
1979	58.0610618591309
1980	60.4977798461914
1981	62.1148109436035
1982	64.1507186889648
1983	65.8699722290039
1984	67.4752807617188
1985	69.0630798339844
1986	68.7505264282227
1987	69.6825714111328
1988	71.3781127929688
1996	75.8046569824219
2001	78.6270217895508
2002	80.1287002563477
2003	79.9817199707031
2004	81.6814804077148
2005	83.0009765625
2006	83.3571929931641
2007	83.9784774780273
2008	85.490592956543
2009	86.3413391113281
2010	88.0875396728516
2011	87.4041137695312
2012	108.835998535156
2013	104.34546661377
2014	107.463813781738
2015	109.278923034668
2016	109.805961608887
2017	109.40315246582
2018	110.860076904297
2019	107.745628356934
2020	103.153053283691
2021	102.71061706543
2022	103.395797729492