The highest number of pathways waiting more than 36 weeks per 100,000 population was in Cardiff and Vale (10,529), and the lowest was in Swansea Bay (6,548).
Roedd y nifer uchaf o lwybrau a oedd yn aros mwy na 36 wythnos fesul 100,000 o’r boblogaeth ym Mwrdd Iechyd Caerdydd a’r Fro (10,529), ac roedd yr isaf ym Mwrdd Iechyd Bae Abertawe (6,548).