Year	% gross
1980	0.715369999408722
1981	0.690180003643036
1982	0.713900029659271
1983	0.695919990539551
1984	0.714070022106171
1985	0.723269999027252
1986	0.715749979019165
1987	0.723720014095306
1988	0.699289977550507
1989	0.776639997959137
1990	0.843869984149933
1991	0.868279993534088
1992	0.856079995632172
1993	0.869589984416962
1994	0.873120009899139
1995	0.847459971904755
1996	0.831579983234406
1999	0.435539990663528
2000	0.473989993333817
2002	0.556529998779297
2004	0.630159974098206
2005	0.627709984779358
2006	0.694310009479523
2007	0.701529979705811
2010	0.97843998670578
2011	1.09922003746033
2012	1.08599996566772
2014	0.990000009536743
2015	0.787999987602234
2018	2.22099995613098
2020	3.01900005340576
2021	2.95000004768372
2022	3.21799993515015