9% of the full-time students who started an AS level in the 2017/18 academic year achieved the equivalent of three A levels at A* to A in 2018/19.
Cafodd 9% o'r dysgwyr amser llawn a gychwynnodd AS ym mlwyddyn academaidd 2017/18 yr hyn sy'n cyfateb i dri safon uwch ar A* i A yn 2018/19.