Jan ( N = 2356 )

Feb ( N = 2125 )

Mar ( N = 2352 )

Apr ( N = 2273 )

May ( N = 2352 )

Jun ( N = 2189 )

Jul ( N = 2347 )

Aug ( N = 2353 )

Sep ( N = 2277 )

Oct ( N = 2340 )

Nov ( N = 2280 )

Dec ( N = 2353 )