Jan ( N = 2354 )

Feb ( N = 2125 )

Mar ( N = 2073 )

Apr ( N = 2277 )

May ( N = 2356 )

Jun ( N = 2280 )

Jul ( N = 2355 )

Aug ( N = 2331 )

Sep ( N = 2280 )

Oct ( N = 2344 )

Nov ( N = 2272 )

Dec ( N = 2351 )