This was due to a large amount of recovered debt from 2020-21 being carried forward and included in the 2021-22 figure.
Roedd hyn i'w briodoli i'r ffaith bod swm mawr o ddyledion a adenillwyd o 2020-21 wedi'i gario ymlaen a'i gynnwys yn y ffigur ar gyfer 2021-22.