they’re perfectly common maps where each area is shaded or colored differently according to the values taking by a variable. They’re quite similar to mapssuch as this oneshowing which political party won an election on each voting district, but for continuous variable, and required a scale. ...
The Voting Laws Center gives legal professionals, non-profit organisations, and the public timely data on voting and election laws and supports the Rule of Law mission through transparency of law. Government & Academic, representing around 20% of revenue, serves customers across government ...