Jan ( N = 582 )

Feb ( N = 551 )

Mar ( N = 589 )

Apr ( N = 571 )

May ( N = 589 )

Jun ( N = 577 )

Jul ( N = 589 )

Aug ( N = 495 )

Sep ( N = 471 )

Oct ( N = 591 )

Nov ( N = 571 )

Dec ( N = 589 )