The percentage of entries awarded at each individual grade between A* to C was higher in 2019/20 than the previous year, while this percentage was lower at each individual grade between D and U/X.
Roedd canran y cofrestriadau a ddyfarnwyd ar bob gradd unigol rhwng A * i C yn uwch yn 2019/20 na'r flwyddyn flaenorol tra bod y ganran hon yn is ar bob gradd unigol rhwng D ac U / X.