Jan ( N = 884 )

Feb ( N = 1077 )

Mar ( N = 1175 )

Apr ( N = 1140 )

May ( N = 1165 )

Jun ( N = 1134 )

Jul ( N = 1172 )

Aug ( N = 1122 )

Sep ( N = 1140 )

Oct ( N = 1173 )

Nov ( N = 1140 )

Dec ( N = 1167 )