An average of 4.1% of all primary pupils and 5.7% of all secondary pupils were absent due to a known COVID-19 related reason between 13 December and 17 December 2021.
Roedd cyfartaledd o 4.1% o ddisgyblon oedran cynradd a 5.7% o ddisgyblion oedran uwchradd yn absennol oherwydd rheswm hysbys cysylltiedig â COVID-19 rhwng 13 Rhagfyr a 17 Rhagfyr 2021.