Mae'r Ysgrifennydd Addysg, Kirsty Williams wedi croesawu gwybodaeth newydd ar berfformiad ysgolion yng Nghymru, sy'n dangos gostyngiad yn nifer yr ysgolion y mae angen y gefnogaeth fwyaf arnynt.
New information on the performance of schools in Wales which shows a fall in the number of schools in need of the most support, has been welcomed by Education Secretary Kirsty Williams.