Jan ( N = 2263 )

Feb ( N = 1981 )

Mar ( N = 2259 )

Apr ( N = 2188 )

May ( N = 2241 )

Jun ( N = 1972 )

Jul ( N = 1886 )

Aug ( N = 2120 )

Sep ( N = 2183 )

Oct ( N = 2248 )

Nov ( N = 2171 )

Dec ( N = 2029 )