Jan ( N = 390 )

Feb ( N = 328 )

Mar ( N = 394 )

Apr ( N = 564 )

May ( N = 522 )

Jun ( N = 475 )

Jul ( N = 468 )

Aug ( N = 479 )

Sep ( N = 435 )

Oct ( N = 354 )

Nov ( N = 268 )

Dec ( N = 288 )