Year	% gross
1975	99.0031661987305
1983	102.523750305176
2002	98.2305068969727
2003	95.1090698242188
2004	92.978630065918
2005	84.2615509033203
2006	84.4279937744141
2007	86.8720626831055
2008	89.4464416503906
2009	90.2379989624023
2010	90.1155624389648
2011	89.0909118652344
2012	88.1348724365234
2013	87.6535186767578
2014	88.2352905273438
2015	88.9553527832031
2016	90.1719436645508
2017	89.3710708618164
2018	89.6744766235352
2019	89.352897644043
2020	88.7170867919922
2021	88.8840789794922
2022	90.147346496582