If you are a user of these statistics and wish to have your say in developing future outputs, please contact stats.inclusion@gov.wales
Os ydych yn defnyddio’r ystadegau hyn ac am gael dweud eich dweud wrth inni ddatblygu allbwn i’r dyfodol, cysylltwch â ystadegau.cynhwysiant@llyw.cymru