These estimates are produced from the National Survey for Wales 2013-14 using only individual-level characteristics and produced at the Middle Layer and Lower Layer Super Output Area levels.
Daw'r amcangyfrifon hyn o Arolwg Cenedlaethol Cymru 2013-14 gan ddefnyddio nodweddion lefel unigol yn unig, a'u cynhyrchu ar lefelau Ardal Gynnyrch Ehangach Haen Ganol a Haen Is.