The ethnic backgrounds with highest percentage of persistent absence were Roma (at 90.9%, up from 86.7% in 2022/23) and Traveler (at 82.1%, down from 87.8% in 2022/23).
Y cefndiroedd ethnig â'r ganran uchaf o absenoldeb cyson oedd Roma (sef 90.9%, i fyny o 86.7% yn 2022/23) a Theithwyr (sef 82.1%, i lawr o 87.8% yn 2022/23).