This was 0.8 percentage points higher than the previous month, but 7.2 percentage points lower than September 2021 and is the second lowest figure since the current data series began.
Roedd hyn 0.8 pwynt canran yn uwch na’r mis blaenorol, ond 7.2 pwynt canran yn is na mis Medi 2021 a dyma’r ail ffigur isaf ers dechrau’r gyfres data bresennol.