Year	% gross
1970	0.23309999704361
1990	32.9256401062012
1991	36.1166000366211
1992	39.0702590942383
1993	39.0475006103516
1994	37.6653785705566
2000	35.3039817810059
2002	40.6015396118164
2010	101.459030151367
2011	100.026573181152
2012	93.5552520751953
2013	92.8919982910156
2014	94.4522171020508
2015	93.8537673950195
2016	97.8279266357422
2017	99.7115478515625
2018	84.855842590332
2019	94.3437728881836