I find the detail of this Wikipedia page to be amazing. It was shared 2 months ago (thanks @SamC). The main things that have changed since then are a continued slight dip in Labour/National and a slight rise in Maori/ACT.
If you have the time and energy then remember to read the policy proposals by the parties that you don’t like as well as the parties that you do like.
It can happen but last time Greens did better than expected based on polls