This means that some of the data included in this statistical release may not have been subject to the same rigorous validation checks that would normally have occurred prior to the pandemic.
Byddai’r rhain yn gyffredinol yn cynnwys dadansoddiadau manylach o ddata neu dablau i gefnogi datganiadau ystadegol na ellir eu cynhyrchu yn unol â’r brif amserlen gynhyrchu.