Jan ( N = 1740 )

Mar ( N = 367 )

Apr ( N = 2308 )

May ( N = 2284 )

Jun ( N = 2255 )

Jul ( N = 2381 )

Aug ( N = 2316 )

Sep ( N = 2134 )

Oct ( N = 2269 )

Nov ( N = 2245 )

Dec ( N = 2386 )