Jan ( N = 2218 )

Feb ( N = 2072 )

Mar ( N = 2141 )

Apr ( N = 2100 )

May ( N = 2045 )

Jun ( N = 2125 )

Jul ( N = 2165 )

Aug ( N = 2186 )

Sep ( N = 2077 )

Oct ( N = 2152 )

Nov ( N = 2193 )

Dec ( N = 2261 )