Year	% gross
1999	112.435111999512
2000	111.790969848633
2001	112.199760437012
2002	115.83283996582
2003	115.808570861816
2004	118.789360046387
2005	119.519592285156
2006	120.561622619629
2007	120.456398010254
2008	117.11311340332
2009	116.604133605957
2010	115.163551330566
2011	108.077331542969
2012	107.213508605957
2013	119.199897766113
2014	119.780349731445
2015	117.107002258301
2016	115.184997558594