Jan ( N = 460 )

Feb ( N = 1079 )

Mar ( N = 1155 )

Apr ( N = 1127 )

May ( N = 1164 )

Jun ( N = 1123 )

Jul ( N = 1159 )

Aug ( N = 1166 )

Sep ( N = 1125 )

Oct ( N = 1161 )

Nov ( N = 1125 )

Dec ( N = 1163 )