Jan ( N = 814 )

Feb ( N = 1053 )

Mar ( N = 1177 )

Apr ( N = 1140 )

May ( N = 1159 )

Jun ( N = 1123 )

Jul ( N = 1155 )

Aug ( N = 1156 )

Sep ( N = 1116 )

Oct ( N = 1141 )

Nov ( N = 770 )

Dec ( N = 413 )