Jan ( N = 2976 )

Feb ( N = 2312 )

Mar ( N = 242 )

Apr ( N = 2879 )

May ( N = 2259 )

Jun ( N = 2146 )

Jul ( N = 2769 )

Aug ( N = 2974 )

Sep ( N = 2768 )

Oct ( N = 2829 )

Nov ( N = 2743 )

Dec ( N = 2808 )