Year	% gross
1977	1.75076997280121
1979	2.06625008583069
1983	0.923420011997223
1984	2.56183004379272
1986	2.50177001953125
1987	3.86107993125916
1992	5.44505977630615
1993	5.78868007659912
1994	6.14812994003296
1998	10.5022497177124
1999	12.7613401412964
2000	13.0841703414917
2001	13.9702396392822
2002	13.0799102783203
2003	12.8312997817993
2004	13.3302602767944
2005	13.1851100921631
2006	13.0625400543213
2007	13.3380498886108
2008	14.0476999282837
2009	15.3142099380493
2010	14.6287097930908
2011	17.1019992828369
2012	22.1413593292236
2013	24.0158290863037
2014	28.8460006713867
2015	36.9780006408691
2016	34.4230003356934
2017	34.9119987487793
2018	31.5349998474121
2019	31.3980007171631
2020	32.6983299255371