Proportion of residents aged 6 or older using Austronesian Languages at home in Taiwan in 2010. Sources: 2010 polulation and housing census
by DGBAS, Executive Yuan. Drawn with d3.js and Inkscape.
Own work with sources from 2010 polulation and housing census

by DGBAS, Executive Yuan .The base map is from File:Taiwan local government map.svg
Yoxem (base map is made by user:Kanguole)