Jan ( N = 1038 )

Feb ( N = 1055 )

Mar ( N = 914 )

Apr ( N = 780 )

May ( N = 934 )

Jun ( N = 1024 )

Jul ( N = 955 )

Aug ( N = 981 )

Sep ( N = 905 )

Oct ( N = 948 )

Nov ( N = 1040 )

Dec ( N = 1084 )