[討論] 南達科他州參議員選舉地圖與人口變形圖(1990~2014,class2)

顏色對照表如下(數字為該黨得票率)：

https://i.imgur.com/xeKnn31.png

這裡值得注意的地方如下

https://i.imgur.com/pJsXnxa.png

圖案如下：

1990:

Larry Pressler Republican 135682 52.39%
Ted Muenster Democratic 116727 45.07%
Dean L. Sinclair Independent 6567 2.54%

https://i.imgur.com/WQRkauU.png

Tim Johnson Democratic 166533 51.32%
Larry Pressler Republican 157954 48.68%

https://i.imgur.com/jL478KE.png

Tim Johnson Democratic 167481 49.62%
John Thune Republican 166957 49.47%

https://i.imgur.com/2P3Gol2.png

Tim Johnson Democratic 237889 62.49%
Joel Dykstra Republican 142784 37.51%

https://i.imgur.com/z7KjBBP.png

Mike Rounds Republican 140741 50.37%
Rick Weiland Democratic 82456 29.51%
Larry Pressler Independent 47741 17.09%
Gordon Howie Independent 8474 3.03%

https://i.imgur.com/bNQOoGu.png

選舉資料來源：

Leip, David. Dave Leip's Atlas of U.S. Presidential Elections.
http://uselectionatlas.org (date).

--