[Note 1] Apprentices who were not in an apprenticeship for the full financial year (April 2021 to the following March) are not included in these statistics.
[Nodyn 1] Nid yw prentisiaid nad oeddent mewn prentisiaeth am y flwyddyn ariannol lawn (Ebrill 2021 hyd at y mis Mawrth canlynol) wedi'u cynnwys yn yr ystadegau hyn.