Attendance of pupils in maintained schools, 6 September 2021 to 17 December 2021, file type: ODS, file size: 14 KB
Presenoldeb disgyblion mewn ysgolion a gynhelir, 6 Medi 2021 i 17 Rhagfyr 2021, Saesneg yn unig, math o ffeil: ODS, maint ffeil: 14 KB