Jan ( N = 308 )

Feb ( N = 532 )

Mar ( N = 589 )

Apr ( N = 571 )

May ( N = 589 )

Jun ( N = 570 )

Jul ( N = 590 )

Aug ( N = 585 )

Sep ( N = 570 )

Oct ( N = 266 )

Nov ( N = 538 )

Dec ( N = 532 )