Year % gross 1994 26.4280300140381 1996 30.4369602203369 1998 23.9993896484375 1999 5.17037010192871 2010 18.4021396636963 2011 18.5370292663574 2012 18.723180770874 2013 18.1744899749756 2014 18.7111892700195 2015 18.653980255127 2016 18.1733207702637 2017 18.4043598175049 2018 17.5553302764893 2019 17.7595291137695 2020 17.3995895385742