The average number of working days lost per teacher that had taken a period of sickness absence was 12.8, up from 11.9 in 2020/21.
Y nifer cyfartalog o ddyddiau gwaith collwyd gan athrawon oedd wedi cymryd cyfnod o absenoldeb trwy salwch oedd 12.8, fyny o 11.9 yn 2020/21.