Feb ( N = 61 )
Mar ( N = 189 )
Apr ( N = 69 )
May ( N = 169 )
Jun ( N = 414 )
Jul ( N = 730 )
Aug ( N = 1142 )
Sep ( N = 1112 )
Oct ( N = 1006 )
Nov ( N = 1057 )
Dec ( N = 1177 )