Most of these were either students in full-time education who were also working part-time or students in training who were also working full-time.
Roedd y rhan fwyaf o’r rhain fyfyrwyr mewn addysg lawn amser a oedd hefyd yn gweithio’n rhan-amser neu’n fyfyrwyr dan hyfforddiant a oedd hefyd yn gweithio’n llawn-amser.