Merthyr Tydfil had the highest rate of EOTAS pupils in 2023/24 with 10.4 of every 1,000 pupils mainly educated outside school.
Merthyr Tudful oedd â'r gyfradd uchaf o ddisgyblion EOTAS yn 2023/24, gyda 10.4 o bob 1,000 o ddisgyblion yn cael eu prif addysg y tu allan i'r ysgol.