Jan ( N = 2097 )

Feb ( N = 2052 )

Mar ( N = 2228 )

Apr ( N = 1917 )

May ( N = 2225 )

Jun ( N = 2269 )

Jul ( N = 2350 )

Aug ( N = 2350 )

Sep ( N = 2194 )

Oct ( N = 1846 )

Nov ( N = 2197 )

Dec ( N = 2088 )