Jan ( N = 991 )

Feb ( N = 924 )

Mar ( N = 985 )

Apr ( N = 959 )

May ( N = 927 )

Jun ( N = 955 )

Jul ( N = 991 )

Aug ( N = 980 )

Sep ( N = 958 )

Oct ( N = 949 )

Nov ( N = 915 )

Dec ( N = 985 )