Feb ( N = 248 )

Mar ( N = 1171 )

Apr ( N = 1140 )

May ( N = 1178 )

Jun ( N = 1129 )

Jul ( N = 1163 )

Aug ( N = 1174 )

Sep ( N = 1140 )

Oct ( N = 907 )

Nov ( N = 503 )

Dec ( N = 716 )