Between 2018 and 2019 Art and design had the largest fall (2.1 percentage points) whilst ICT had the smallest fall (0.6 percentage points).
Rhwng 2018 a 2019 roedd y gostyngiad mwyaf yng Nghelf a Dylunio (2.1 pwynt canran) tra roedd y gostyngiad lleiaf yn TGCh (0.6 pwynt canran).