Jan ( N = 602 )

Feb ( N = 578 )

Mar ( N = 623 )

Apr ( N = 638 )

May ( N = 637 )

Jun ( N = 644 )

Jul ( N = 683 )

Aug ( N = 642 )

Sep ( N = 596 )

Oct ( N = 643 )

Nov ( N = 551 )

Dec ( N = 534 )