Editing Pie chart (section)

===Doughnut chart===
{{float right clear none|[[File:Example of a doughnut chart.png|thumb|Information about the data as a whole in the center of a doughnut chart]]}}
A doughnut chart (also spelled donut) is a variant of the pie chart, with a blank center allowing for additional information about the data as a whole to be included.
<ref>{{cite book|last1=Harris|first1=Robert L.|title=Information graphics : a comprehensive illustrated reference|date=1999|publisher=Oxford University Press|location=Oxford|isbn=9780195135329|pages=143|edition=[Nachdr.]}}</ref><ref name="iTunes">{{Cite book|url=https://books.apple.com/us/book/id1178532425|title=Data Design by Juergen Kai-Uwe Brock on iBooks|website=iBooks|date=21 December 2016 |language=en|access-date=2017-06-10}}</ref> Doughnut charts are similar to pie charts in that their aim is to illustrate proportions.{{citation needed|date=October 2017}} This type of circular graph can support multiple statistics at once and it provides a better data intensity ratio to standard pie charts.<ref name="iTunes"/> It does not have to contain information in the center.