New Zealand Political Opinion Polls

Moving Average

Moving Median

Local Regression

Click-and-drag to zoom in (one axis at a time), double click to zoom out.
This visualisation may not work properly on mobile devices, sorry!
In fact, it may not work at all because it's poorly maintained. Also, sorry.

If you have any questions, suggestions, or want me to add more political events, send me a message via Twitter!

Data is for every (publicly available) political opinion poll in New Zealand from 27 July 2002 to 25 Sep 2023.
Events shown are active for two weeks after the actual date the event happened on.
The thicker grey vertical lines indicate general elections.

Developed by Andrew Chen
Visualisation powered by dygraphs and science.js
Data originally from Wikipedia + others
Creative Commons License
This work is licensed under a
Creative Commons Attribution-ShareAlike
4.0 International License

October 2015