Average working days lost per teacher taking a sickness absence 10.8 11.3 11.5 11.9 12.8 11.3
Nifer o ddiwrnodau cyfartalog a gollwyd am bob athro sy’n cymryd cyfnod o absenoldeb trwy salwch 10.8 11.3 11.5 11.9 12.8 11.3