Latest polls from I&O Research
27.4
14.6
12.5
10.4
6.6
5.5
3.6
3.4
3.3
2.9
2.2
2.2
2
1.8
0.6
1
17.7
17.7
17.4
13.8
6
4
3.3
3.2
2.8
2.6
2.4
2.2
2.2
2
0.9
0.8
0.5
0.3
0.2
17.2
17.1
16.6
13.7
5.3
4.2
3.3
3
2.8
2.8
2.6
2.5
2.3
2.2
1.3
1.1
0.5
0.5
1
17.5
15.8
15
12.9
5.2
5
4.8
4
3.4
2.9
2.6
2.6
2.5
2.2
1.2
0.8
0.8
0.3
0.5
Rating of parties
Institute often rates PvdA/GL higher
In 55% of election polls, I&O Research rates PvdA/GL higher than the general election trend of all institutes.
What are significant differences?
The PolitPro election trend, which calculates a time-weighted average value of current election polls, serves as a comparison value. A poll value is considered higher/lower if it is more than one percentage point higher/lower than the election trend. The overview shows all parties for which there is a deviation in a particular direction in at least 30% of the institute's election polls.
Accuracy in elections
Average deviation
On average, party poll results in I&O Research pre-election polls deviate from the actual result by 1.6 percentage points.
Average ranking
Compared to other institutes' accuracy in pre-election polls, I&O Research's average ranking is 1.0.
2x the most accurate prediction