Jan ( N = 656 )

Feb ( N = 710 )

Mar ( N = 847 )

Apr ( N = 912 )

May ( N = 1029 )

Jun ( N = 1023 )

Jul ( N = 1057 )

Aug ( N = 981 )

Sep ( N = 795 )

Oct ( N = 811 )

Nov ( N = 715 )

Dec ( N = 712 )