Opinion polling for the 2017 New Zealand general election
Various organisations commissioned opinion polls for the 2017 New Zealand general election during the term of the 51st New Zealand Parliament (2014–2017). Roy Morgan Research polled monthly, with MediaWorks New Zealand (3 News/Newshub Reid Research) and Television New Zealand (One News Colmar Brunton) polling less frequently.
Source: Wikipedia — Opinion polling for the 2017 New Zealand general election (CC BY-SA 4.0)