Year Total revenue
2008 $696,204,389
2009 $666,338,114
2010 $722,893,464
2011 $776,343,600
2012 $783,804,461
2013 $820,010,203
2014 $860,767,759
2015 $848,355,098
2016 $886,019,807
2017 $940,900,239
2018 $968,394,761
2019 $989,733,531