Jan ( N = 338 )

Feb ( N = 279 )

Mar ( N = 331 )

Apr ( N = 279 )

May ( N = 292 )

Jun ( N = 289 )

Jul ( N = 290 )

Aug ( N = 327 )

Sep ( N = 329 )

Oct ( N = 518 )

Nov ( N = 500 )

Dec ( N = 528 )