Undecided voters: Trump vs. Clinton
Individual polls
Trendline
20%
15
10
5
0
June
2015
Sept.
2015
Dec.
2015
March
2016
June
2016
Sept.
2016
20%
15
10
5
0
June
2015
Sept.
2015
Dec.
2015
March
2016
June
2016
Sept.
2016
20%
15
10
5
0
June
2015
Dec.
2015
March
2016
June
2016
Sept.
2016
Sept.
2015
20%
15
10
5
0
June
2015
Dec.
2015
March
2016
June
2016
Sept.
2016
Sept.
2015
Source: HuffPost Pollster | Graphic: Jan Diehm/The Guardian