Jan ( N = 218 )

Feb ( N = 330 )

Mar ( N = 377 )

Apr ( N = 373 )

May ( N = 314 )

Jun ( N = 336 )

Jul ( N = 246 )

Aug ( N = 250 )

Sep ( N = 267 )

Oct ( N = 371 )

Nov ( N = 279 )

Dec ( N = 251 )