Jan ( N = 433 )

Feb ( N = 549 )

Mar ( N = 806 )

Apr ( N = 858 )

May ( N = 942 )

Jun ( N = 960 )

Jul ( N = 962 )

Aug ( N = 760 )

Sep ( N = 557 )

Oct ( N = 783 )

Nov ( N = 687 )

Dec ( N = 624 )