This is: 2.3 percentage points lower than last month, 10.8 percentage points lower than in October 2020 and 16.3 percentage points lower than in October 2019.
Mae hyn yn: 2.3 pwynt canran yn is na’r mis diwethaf, 10.8 pwynt canran yn is nag ym mis Hydref 2020, ac 16.3 pwynt canran yn is nag ym mis Hydref 2019.