Jan ( N = 1057 )

Feb ( N = 875 )

Mar ( N = 1004 )

Apr ( N = 582 )

May ( N = 722 )

Jun ( N = 558 )

Jul ( N = 507 )

Aug ( N = 512 )

Sep ( N = 454 )

Oct ( N = 631 )

Nov ( N = 915 )

Dec ( N = 1103 )