Jan ( N = 2193 )

Feb ( N = 1884 )

Mar ( N = 2182 )

Apr ( N = 2203 )

May ( N = 2356 )

Jun ( N = 2280 )

Jul ( N = 2340 )

Aug ( N = 2344 )

Sep ( N = 2280 )

Oct ( N = 2253 )

Nov ( N = 2128 )

Dec ( N = 1824 )