People who identified as “Straight/Heterosexual” were the most likely to have no formal qualifications (19.5%), while people who identified as “Bisexual” were the least likely (7.4%)
Pobl a oedd yn ystyried eu hunain yn “Heterorywiol/Strêt” oedd y mwyaf tebygol o fod heb gymwysterau ffurfiol (19.5%), a phobl a nododd “Deurywiol/Bi” oedd y lleiaf tebygol (7.4%).