In English language article go to Geographical distribution section - the pie chart is not displayed correctly:
{{Pie chart |caption=Pie chart showing the percentage of native English speakers living in "inner circle" English-speaking countries. Native speakers are now substantially outnumbered worldwide by second-language speakers of English (not counted in this chart). |other=yes |value1={{#expr:231/359*100 round 1}} |label1=US |color1=#BB133E |value2={{#expr:60/359*100 round 1}} |label2=UK |color2=#00247D |value3={{#expr:19/359*100 round 1}} |label3=Canada |color3=#CC0000 |value4={{#expr:17/359*100 round 1}} |label4=Australia |color4=#002B7F |value5={{#expr:4.8/359*100 round 1}} |label5=South Africa |color5=#FCB514 |value6={{#expr:3.8/359*100 round 1}} |label6=Ireland |color6=#009A49 |value7={{#expr:3.7/359*100 round 1}} |label7=New Zealand |color7=#000066 }}
Note:
- other pie charts, e.g. in Pie chart article, look ok.
- Mobile Web displays the pie chart correctly: