Jan ( N = 24 )

Feb ( N = 47 )

Mar ( N = 551 )

Apr ( N = 690 )

May ( N = 713 )

Jun ( N = 690 )

Jul ( N = 713 )

Aug ( N = 487 )

Sep ( N = 622 )

Oct ( N = 714 )

Nov ( N = 691 )

Dec ( N = 715 )