Jan ( N = 2108 )

Feb ( N = 1958 )

Mar ( N = 2120 )

Apr ( N = 2107 )

May ( N = 2067 )

Jun ( N = 2115 )

Jul ( N = 2246 )

Aug ( N = 2230 )

Sep ( N = 2161 )

Oct ( N = 2219 )

Nov ( N = 2160 )

Dec ( N = 2056 )