In 2022-23, 39% of all primary fires were in dwellings, 30% in road vehicles, 21% in other buildings and 9% were outdoor fires.
Yn 2020-21, roedd 40% o’r holl brif danau mewn anheddau, 31% mewn cerbydau ffordd, 19% mewn adeiladau eraill a 10% yn danau awyr agored.