Jan ( N = 2892 )

Feb ( N = 2680 )

Mar ( N = 2975 )

Apr ( N = 2106 )

May ( N = 28 )

Jun ( N = 414 )

Jul ( N = 2931 )

Aug ( N = 2976 )

Sep ( N = 2880 )

Oct ( N = 2833 )

Nov ( N = 2880 )

Dec ( N = 2975 )