Description of Figure 1: This map shows Isle of Anglesey, Gwynedd and Ceredigion have the highest proportion of teachers with Welsh skills at intermediate level or above.
Disgrifiad o Ffigwr 1: Mae’r map yma yn dangos mae Ynys Môn, Gwynedd a Ceredigion sydd â’r gyfran uchaf o athrawon â sgiliau iaith Gymraeg ar lefel canolradd neu uwch.