Since mid-2017, there has been little difference between completion rates for children living in both areas.
Ers canol 2017, ni fu fawr o wahaniaeth rhwng canran y plant cymwys y cofnodwyd eu bod wedi derbyn cyswllt mewn ardaloedd Dechrau’n Deg ac mewn ardaloedd nad ydynt yn rhan o Dechrau’n Deg.