Jan ( N = 532 )

Feb ( N = 640 )

Mar ( N = 711 )

Apr ( N = 679 )

May ( N = 677 )

Jun ( N = 672 )

Jul ( N = 580 )

Aug ( N = 583 )

Sep ( N = 571 )

Oct ( N = 616 )

Nov ( N = 547 )

Dec ( N = 566 )