This was 2.8 percentage points higher than the previous month, which was the second lowest on record, but 5.5 percentage points lower than March 2022 and low in historical context.
Roedd hyn 2.8 pwynt canran yn uwch na’r mis blaenorol, sef y ffigwr isaf ond un ar gofnod, ond 5.5 pwynt canran yn is nag ym mis Mawrth 2022 ac yn isel mewn cyd-destun hanesyddol.