All our statistical releases are available on the Statistics and research website and more detailed underlying data is available on the health and social care area of StatsWales.
[Nodyn 1] Y data ar gyfer y pum triniaeth gorfforol a roddir amlaf yn unig a ddangosir yn y siart, ond mae data ar gyfer pob triniaeth gorfforol arall ar gael ar StatsCymru.