Year	% gross
1971	119.978233337402
1972	116.40869140625
1973	119.874702453613
1974	124.229248046875
1975	117.001106262207
1976	108.7919921875
1977	121.280776977539
1978	123.743957519531
1979	127.486717224121
1982	122.988540649414
1985	126.496482849121
1986	126.514808654785
1987	114.310447692871
1988	113.28833770752
1989	118.585899353027
1990	112.740936279297
1991	103.422996520996
1992	121.511329650879
1993	126.635688781738
1994	143.454086303711
2001	105.462158203125
2002	104.662567138672
2005	104.45352935791
2006	103.096771240234
2007	98.6217193603516
2008	105.05786895752
2009	106.032188415527
2010	104.826568603516
2011	102.948280334473
2012	103.124809265137
2013	104.131172180176
2014	104.674751281738
2015	106.764541625977
2016	106.440887451172
2017	102.592208862305
2018	101.457221984863
2019	102.70320892334
2020	102.848167419434
2021	95.608512878418