Jan ( N = 936 )

Feb ( N = 975 )

Mar ( N = 1068 )

Apr ( N = 902 )

May ( N = 1174 )

Jun ( N = 1131 )

Jul ( N = 1172 )

Aug ( N = 1173 )

Sep ( N = 1132 )

Oct ( N = 1108 )

Nov ( N = 1136 )

Dec ( N = 1172 )