Year	% gross
1999	110.409942626953
2000	109.40461730957
2001	110.098342895508
2002	112.862579345703
2003	112.455596923828
2004	115.241020202637
2005	116.973556518555
2006	119.289581298828
2007	118.64527130127
2008	115.224090576172
2009	115.002380371094
2010	114.431518554688
2011	106.397880554199
2012	108.596061706543
2013	118.068687438965
2014	118.111419677734
2015	116.996002197266