Merthyr Tydfil has the largest SEN budget per pupil at £1,208, whilst Rhondda Cynon Taf has the smallest SEN budget per pupil at £739.
O ran gwariant AAA sydd wedi’i gyllidebu ar gyfer pob disgybl, Merthyr Tudful sydd â’r mwyaf, £1,402 y disgybl, a Sir Fynwy sydd â’r lleiaf, £812 y disgybl.