Year	% gross
1971	130.677169799805
1972	133.747802734375
1973	135.23876953125
1974	139.224914550781
1975	114.564521789551
1976	114.326553344727
1977	112.650131225586
1978	111.288856506348
1979	109.529541015625
1980	107.493537902832
1981	104.922218322754
1982	103.512870788574
1983	103.908912658691
1984	102.305053710938
1985	103.464691162109
1986	100.291091918945
1987	111.613021850586
1988	115.058380126953
1990	120.872200012207
1991	121.8388671875
1992	125.906059265137
1993	127.365478515625
1994	124.805130004883
1995	122.331298828125
1996	112.715713500977
1997	124.177047729492
1998	120.341270446777
1999	110.891357421875
2000	92.6468887329102
2001	94.9872207641602
2002	107.351119995117
2003	107.333160400391
2004	105.621948242188
2005	98.9302597045898
2007	99.2412185668945
2008	103.121978759766
2009	108.223991394043
2010	106.642211914062
2011	105.526000976562
2013	104.117080688477
2014	103.224533081055
2015	104.216728210449
2016	100.136589050293
2021	83.4000015258789