Cyfradd absenoldeb anawdurdodedig mewn ysgolion cynradd ar hyn o bryd yw 1.1%. Dim ond 1 o bob 70 disgybl oedd yn absennol yn gyson a salwch oedd y rheswm mwyaf cyffredin am yr absenoldeb.
The rate of unauthorised absence from primary schools stands at 1.1%. Just over 1 in 70 pupils were persistent absentees and illness was the most common reason for absence.