Jan ( N = 396 )

Feb ( N = 1048 )

Mar ( N = 1176 )

Apr ( N = 1140 )

May ( N = 1176 )

Jun ( N = 1135 )

Jul ( N = 1177 )

Aug ( N = 1146 )

Sep ( N = 1095 )

Oct ( N = 1178 )

Nov ( N = 1140 )

Dec ( N = 1175 )