For emergency ambulance or ‘red’ calls, in August Cardiff and Vale had the highest proportion of responses within 8 minutes at 55.5%.
O ran galwadau brys am ambiwlans a galwadau ‘coch’, Caerdydd a’r Fro oedd â'r gyfran uchaf o ymatebion o fewn 8 munud ym mis Awst (55.5%).