Year	% gross
1979	3.73850989341736
1980	3.96008992195129
1982	4.43832015991211
1983	4.46171998977661
1984	4.99935007095337
1985	5.95555019378662
1986	6.96317005157471
1987	7.5546498298645
1988	7.55089998245239
1989	6.75051021575928
1990	7.38325023651123
1991	8.23200988769531
1992	9.39513969421387
1993	9.74913024902344
1994	10.7396898269653
1995	11.5790195465088
1998	22.888219833374
1999	23.906400680542
2000	27.0150604248047
2001	26.4246406555176
2002	28.7301807403564
2003	31.4712009429932
2004	30.2977600097656
2005	27.6870899200439
2006	28.2458801269531
2007	29.8576602935791
2008	33.2592582702637
2009	35.2378311157227
2010	36.6847114562988
2011	35.6599998474121
2012	36.9329986572266
2013	38.2330017089844
2014	38.6769981384277
2015	44.8699989318848
2016	46.4020004272461
2017	43.6679992675781
2018	45.2779998779297
2019	43.1980018615723
2020	42.4099998474121
2021	40.9140014648438
2022	40.2709999084473