Proportion of residents aged 6 or older using Mandarin at home in Taiwan, Penghu, Kinmen &amp; Matsu in 2010. Sources: 2010 polulation and housing census by DGBAS, Executive Yuan. Drawn with d3.js and Inkscape.
This file was derived from: Taiwanese Mandarin Usage Map.svg
Taiwanese Mandarin Usage Map.svg: Yoxem
this file: Furfur