It will be supplemented in the future with additional tables on attendance and absence by additional learning needs (ALN), ethnic background and data on persistent absence.
Bydd yn cael ei ategu yn y dyfodol gyda thablau ychwanegol ar bresenoldeb ac absenoldeb gan anghenion dysgu ychwanegol (ADY), cefndir ethnig a data ar absenoldeb parhaol.