Percentage of pupils eligible for Free Schools Meals who achieve the Level 2 threshold including English / Welsh and Maths at Key Stage 4.
canran y disgyblion sy'n gymwys i gael Prydau Ysgol Am Ddim sy’n cyflawni trothwy Lefel 2 gan gynnwys Cymraeg/Saesneg a Mathemateg yng Nghyfnod Allweddol 4