Jan ( N = 581 )

Feb ( N = 1032 )

Mar ( N = 1205 )

Apr ( N = 1156 )

May ( N = 1154 )

Jun ( N = 1148 )

Jul ( N = 1175 )

Aug ( N = 1209 )

Sep ( N = 961 )

Oct ( N = 1130 )

Nov ( N = 1057 )

Dec ( N = 545 )