Jan ( N = 1175 )

Feb ( N = 985 )

Mar ( N = 932 )

Apr ( N = 1135 )

May ( N = 1137 )

Jun ( N = 1128 )

Jul ( N = 1178 )

Aug ( N = 1137 )

Sep ( N = 1126 )

Oct ( N = 1171 )

Nov ( N = 1139 )

Dec ( N = 1178 )