Both figures are nearly double the percentages of absences in 2018/19 but have slightly improved since 2022/23 when they were 20.6% and 10.2% of session missed respectively.
Mae'r ddau ffigur bron dwbl canrannau'r absenoldebau yn 2018/19, ond maent wedi gwella ychydig ers 2022/23 pan oeddent yn 20.6% a 10.2% o'r sesiynau wedi'u colli yn y drefn honno.