The questions in the Annual Population Survey that relate to qualifications were updated in 2022 as they were previously based on an outdated qualification framework.
Diweddarwyd y cwestiynau yn yr Arolwg Blynyddol o’r Boblogaeth sy’n ymwneud â chymwysterau yn 2022 gan eu bod wedi’u seilio cynt ar hen fframwaith cymwysterau.