Year	% gross
1981	107.786033630371
1986	107.70442199707
1989	107.592239379883
1990	105.361640930176
1991	101.850158691406
1992	99.9671936035156
1999	82.3207015991211
2000	82.8039627075195
2001	84.1395721435547
2002	82.3440780639648
2003	86.3413925170898
2004	84.4205703735352
2005	83.166259765625
2006	83.2096786499023
2007	82.9525680541992
2009	82.9930267333984
2010	86.8460006713867
2011	87.2389984130859
2012	88.056999206543
2013	88.1179962158203
2014	90.3820037841797
2015	90.4810028076172
2016	93.7020034790039
2017	93.1630020141602
2018	93.5527572631836
2019	93.8821182250977
2020	94.447998046875
2021	95.4710693359375
2022	96.0130004882812
2023	94.3470001220703