1. From your Ring/Doughnut chart, click the Settings icon.2. On the General Settings page, under the Display section,
Enable the Value and Percentage checkboxes inline with the Show Data Label option. You can format your data labels using the Set Format link.Note: By default, only the Percentage value will be displayed in the chart. Enable the Show Total Value checkbox. You can also customize the Label and Font to be displayed.
3. Click Apply to save the changes made. You can also get a glimpse of the chart, by clicking the Preview link.4. Click Save to retain the changes made.
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