Year	% gross
1971	94.9427490234375
1972	116.010139465332
1973	124.31468963623
1977	114.236839294434
1978	126.408653259277
1983	144.564819335938
1984	137.20149230957
1987	126.157409667969
1988	130.167922973633
1990	133.893966674805
1991	137.014083862305
1992	145.799194335938
1996	134.287216186523
1998	114.841941833496
1999	99.8273468017578
2002	119.151313781738
2003	121.541488647461
2004	123.103042602539
2005	124.497863769531
2007	122.057548522949
2008	120.375679016113
2009	121.509269714355
2010	117.510810852051
2011	116.05396270752
2012	108.214431762695
2013	107.846870422363
2014	103.398719787598
2015	104.102813720703
2016	104.698539733887
2017	106.711883544922