The highest estimated unemployment rates were in Merthyr Tydil (5.6%), Caerphilly (5.1%) and Neath Port Talbot (4.8%).
Roedd y cyfraddau diweithdra amcangyfrifedig uchaf yn Merthyr Tudful (5.6%), Caerffili (5.1%) a Castell-nedd Port Talbot (4.8%).