labels and original map from <a class="external free" href="https://commons.wikimedia.org/wiki/File:Early_voting_US_states.svg">https://commons.wikimedia.org/wiki/File:Early_voting_US_states.svg</a>
2020 map from <a class="external free" href="https://commons.wikimedia.org/wiki/File:Early_voting_US_States_2020.svg">https://commons.wikimedia.org/wiki/File:Early_voting_US_States_2020.svg</a>
J.Winton
CC BY-SA 4.0
<a href="//commons.wikimedia.org/wiki/File:Early_voting_US_states.svg" title="File:Early voting US states.svg">File:Early_voting_US_states.svg</a>