Donut charts are identical to pie charts except that these support multiple values and that the center is blank visually. For details, see Pie Charts.
The sample data considered is the same as mentioned in the Example section of Line Charts. The configurations are:
Value Columns: ProductionQuality
Label Columns: Region, Month, Plant
Considering the data mentioned in the table and the defined configurations, the following donut chart displays the half yearly production quality of a country within a region.
An example of donut chart