Jan ( N = 971 )

Feb ( N = 878 )

Mar ( N = 988 )

Apr ( N = 921 )

May ( N = 941 )

Jun ( N = 897 )

Jul ( N = 915 )

Aug ( N = 905 )

Sep ( N = 944 )

Oct ( N = 987 )

Nov ( N = 939 )

Dec ( N = 991 )