Jan ( N = 556 )

Feb ( N = 503 )

Mar ( N = 394 )

Apr ( N = 537 )

May ( N = 555 )

Jun ( N = 538 )

Jul ( N = 556 )

Aug ( N = 556 )

Sep ( N = 535 )

Oct ( N = 428 )

Nov ( N = 495 )

Dec ( N = 467 )