Jan ( N = 720 )

Feb ( N = 680 )

Mar ( N = 744 )

Apr ( N = 720 )

May ( N = 736 )

Jun ( N = 707 )

Jul ( N = 743 )

Aug ( N = 744 )

Sep ( N = 720 )

Oct ( N = 743 )

Nov ( N = 720 )

Dec ( N = 744 )