Jan ( N = 306 )

Feb ( N = 305 )

Mar ( N = 381 )

Apr ( N = 425 )

May ( N = 464 )

Jun ( N = 432 )

Jul ( N = 447 )

Aug ( N = 442 )

Sep ( N = 362 )

Oct ( N = 363 )

Nov ( N = 307 )

Dec ( N = 279 )