Jan ( N = 109 )
Feb ( N = 84 )
Mar ( N = 147 )
Apr ( N = 1138 )
May ( N = 1176 )
Jun ( N = 1132 )
Jul ( N = 1140 )
Aug ( N = 1097 )
Sep ( N = 1034 )
Oct ( N = 920 )
Nov ( N = 843 )
Dec ( N = 794 )