See File:Screenshot pie graph error mobile.png on Commons
The pie chart at [[:w:English_language#Pluricentric_English]] doesn't get drawn correctly on my mobile device. Code that generated the chart is:
{{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=#BF0A30
|value2={{#expr:60/359*100 round 1}}
|label2=UK
|color2=#003399
|value3={{#expr:19/359*100 round 1}}
|label3=Canada
|color3=#FF0000
|value4={{#expr:17/359*100 round 1}}
|label4=Australia
|color4=#008751
|value5={{#expr:4.8/359*100 round 1}}
|label5=South Africa
|color5=#FCB514
|value6={{#expr:3.8/359*100 round 1}}
|label6=Ireland
|color6=#008000
|value7={{#expr:3.7/359*100 round 1}}
|label7=New Zealand
|color7=#000000
}}
I'm using Chrome for Android version 78.0.3904.96