Is the size of the dots the range one would reasonably want to drive to get to one? Otherwise, you can just make them 1/2 inch and the whole map will be red.
There are 7 dots in my state and none anywhere near me, and this is probably true for a very large majority of those living here.
Maybe the charging stations are being built where political leanings can get them advantage.
“Is the size of the dots the range one would reasonably want to drive to get to one? “
No.