Please see the ASHE, Low pay and Annual Survey of Hours and Earnings pension results QMI (ONS) for more information.
Gweler yr Arolwg Blynyddol o Oriau ac Enillion, Cyflogau Isel a Gwybodaeth Ansawdd a Methodoleg am ganlyniadau pensiwn yr Arolwg Blynyddol o Oriau ac Enillion (ONS) am ragor o wybodaeth.