Year % gross 1998 17.676420211792 1999 17.5536804199219 2003 15.3218202590942 2007 20.3519992828369 2009 27.5172805786133 2010 28.3521404266357 2013 29.9790191650391 2014 37.0689697265625 2015 36.7315483093262 2016 36.5217094421387 2017 36.3625907897949 2018 40.4618911743164 2019 41.6455612182617 2020 42.3134689331055 2021 39.8503608703613 2022 40.1664085388184