Year	% gross
1971	102.911231994629
1974	101.439018249512
1976	106.942497253418
1977	110.052642822266
1986	103.832099914551
1987	105.59676361084
1991	112.616149902344
1992	112.755256652832
1993	114.35572052002
1994	117.195930480957
1995	118.670700073242
1996	120.476440429688
1997	118.10196685791
1999	117.033721923828
2000	116.519302368164
2001	116.563049316406
2002	112.250953674316
2003	117.069946289062
2004	118.142211914062
2005	117.025993347168
2006	117.157020568848
2007	116.031196594238
2008	112.738059997559
2009	112.279319763184
2010	110.742370605469
2011	109.952423095703
2012	113.436401367188
2013	111.096542358398
2014	110.124519348145
2015	110.926826477051
2016	112.793159484863
2017	112.025108337402
2018	110.916328430176
2019	111.376747131348
2020	108.506462097168
2021	103.854019165039
2022	98.8333969116211