Jan ( N = 555 )

Feb ( N = 378 )

Mar ( N = 555 )

Apr ( N = 534 )

May ( N = 553 )

Jun ( N = 538 )

Jul ( N = 554 )

Aug ( N = 557 )

Sep ( N = 538 )

Oct ( N = 555 )

Nov ( N = 370 )

Dec ( N = 558 )