Doughnut
Abstract
Use the doughnut chart to show how the proportion of different groupings relate to one another.
A doughnut chart shows proportions of values in a data set.
When to use this tool
Use when you want to show how the proportion of different groupings relate to one another.
If you have a lot of slices, pie charts can be difficult to read. Other charts that show proportional values include bar charts and box plots.