18 local authorities responded, along with one diocesan authority which responded on behalf of schools for which the governing body is the admissions authority in one local authority area.
Ymatebodd 18 o awdurdodau lleol, ynghyd ag un awdurdod esgobaethol a ymatebodd ar ran ysgolion y mae'r corff llywodraethu yn awdurdod derbyn iddynt mewn un ardal awdurdod lleol.