Jan ( N = 2204 )

Feb ( N = 1927 )

Mar ( N = 1897 )

Apr ( N = 2279 )

May ( N = 2351 )

Jun ( N = 2236 )

Jul ( N = 2348 )

Aug ( N = 2355 )

Sep ( N = 2278 )

Oct ( N = 2354 )

Nov ( N = 2185 )

Dec ( N = 2280 )