Year	% gross
1972	4.60578012466431
1982	10.3563003540039
1983	11.0954399108887
1984	12.1686296463013
1986	11.6049995422363
1987	11.8382596969604
1989	13.1184701919556
1991	22.1880397796631
1992	20.9133396148682
1993	22.3526992797852
1994	23.9920902252197
1995	28.2811107635498
1996	28.2467308044434
1997	28.0089206695557
1998	28.0877304077148
1999	28.7993392944336
2001	28.2855396270752
2002	30.4564895629883
2003	35.2201194763184
2004	35.9134712219238
2005	36.6608009338379
2006	41.1059303283691
2007	43.1149215698242
2008	45.0150985717773
2009	52.6674499511719
2012	96.8927841186523
2013	101.31413269043
2014	104.111068725586
2015	100.316467285156
2016	95.5958633422852
2017	82.3405532836914
2018	101.424903869629
2019	105.72811126709
2020	90.8194198608398
2021	90.7467803955078