In 2020/21 the percentage of entries awarded A* to A and A* to C was the highest since 2008/09 (data between 2008/09 and 2014/15 is available on StatsWales).
Yn 2020/21, roedd y canran y cofrestriadau a ddyfarnwyd graddau A* i A ac A* i C yr uchaf a gofnodwyd ers 2015/16 (mae data rhwng 2008/09 a 2014/15 ar gael ar StatsCymru).