Standardized Chloropleth Map

Standardized Chloropleth Maps use colors to depict percentages of a type of data in specific constraints. This one deals specifically with percentage of the population under the age of 14. In these types of data sets they set a standard where the lowest population percentage sets the standard.

http://www.statcan.gc.ca/pub/92f0138m/2008003/figures/5200001-eng.htm