Jan ( N = 983 )

Feb ( N = 893 )

Mar ( N = 992 )

Apr ( N = 956 )

May ( N = 992 )

Jun ( N = 877 )

Jul ( N = 989 )

Aug ( N = 976 )

Sep ( N = 914 )

Oct ( N = 980 )

Nov ( N = 941 )

Dec ( N = 991 )