Jan ( N = 294 )

Feb ( N = 219 )

Mar ( N = 251 )

Apr ( N = 360 )

May ( N = 373 )

Jun ( N = 415 )

Jul ( N = 428 )

Aug ( N = 434 )

Sep ( N = 406 )

Oct ( N = 406 )

Nov ( N = 397 )

Dec ( N = 431 )