It is like a pie chart. But with a hole. It looks like a donut. That’s why it’s called a donut chart.
There are "better" ways to show proportions over time, but sometimes you just want an animated donut.
There are many ways to show parts of a whole. Here are quick one-liners for the more common ones.
James Eagle used an animated donut chart to show browser share from 1996…
From the October 10 Boston Metro. Oops. [via]…
The Department for Environment, Food and Rural Affairs (DEFRA) keeps an archive of…