Year	% gross
1979	1.24309003353119
1980	0.793340027332306
1984	1.36456000804901
1985	1.23637998104095
1986	4.63489007949829
1987	6.11073017120361
1988	4.68486022949219
1992	6.07451009750366
1993	10.3930397033691
2008	19.7607498168945
2014	89.6923522949219
2015	92.1944808959961