Jan ( N = 1160 )

Feb ( N = 1047 )

Mar ( N = 1163 )

Apr ( N = 1135 )

May ( N = 1156 )

Jun ( N = 1132 )

Jul ( N = 1158 )

Aug ( N = 1146 )

Sep ( N = 1128 )

Oct ( N = 1151 )

Nov ( N = 1127 )

Dec ( N = 1123 )