Year	% gross
1981	91.4472274780273
1986	87.3659820556641
1991	96.515739440918
1992	93.7512512207031
1993	84.010856628418
1994	80.0830535888672
1995	81.2630920410156
1996	83.5127868652344
1997	85.7720565795898
1998	91.1899032592773
1999	95.6028823852539
2000	100.392997741699
2001	103.46817779541
2002	104.46639251709
2003	103.603759765625
2004	103.458190917969
2005	102.137588500977
2006	105.297027587891
2007	105.114051818848
2008	105.737297058105
2009	105.280418395996
2010	105.55835723877
2011	106.217620849609
2012	107.115341186523
2013	107.939826965332
2014	107.208419799805
2015	105.841728210449
2016	102.425849914551
2017	101.780708312988
2018	99.9266128540039
2019	100.638313293457
2020	100.78392791748
2021	102.472267150879
2022	104.78540802002
2023	103.305999755859