Performance increased against the 62 day target in March to 55.3% compared to 52.5% the previous month, which was the second lowest on record.
Roedd y perfformiad wedi cynyddu o gymharu â’r targed 62 diwrnod ym mis Mawrth i 55.3% o’i gymharu â 52.5% yn y mis blaenorol, a dyma’r ail ffigur isaf ers dechrau cadw cofnodion.