Jan ( N = 504 )

Feb ( N = 614 )

Mar ( N = 748 )

Apr ( N = 631 )

May ( N = 891 )

Jun ( N = 874 )

Jul ( N = 904 )

Aug ( N = 597 )

Sep ( N = 548 )

Oct ( N = 708 )

Nov ( N = 627 )

Dec ( N = 608 )