Jan ( N = 835 )

Feb ( N = 752 )

Mar ( N = 850 )

Apr ( N = 821 )

May ( N = 844 )

Jun ( N = 819 )

Jul ( N = 840 )

Aug ( N = 844 )

Sep ( N = 813 )

Oct ( N = 826 )

Nov ( N = 676 )

Dec ( N = 828 )