[Note 2] This chart will not capture cases in which a member of staff joined after 30 September 2021 and left before 30 September 2022.
[Nodyn 2] Ni fydd y siart hon yn cynnwys achosion lle ymunodd aelod o staff ar ôl 30 Medi 2021 a gadael cyn 30 Medi 2022.