It looks like the Nats will be the first party in New Zealand history (since the adoption of MMP) to be able to form a majority government on their own, assuming results hold.
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Update -with virtually all the votes in:
Nationals: 61 seats (48%)
Labour: 32 seats (25%)
Greens: 13 seats (10%)
New Zealand First: 11 seats (9%)
Maori: 2 seats -quota (1.3%)
61 seats is the bare minimum required for a political party to form a government on its own.
The election results have just been certified, and with the counting of the special votes, the Nats have just lost their majority, with the Greens picking up a seat.
Here are the updated results:
Nationals: 60 seats (47%)Labour: 32 seats (25%)Greens: 14 seats (11%)New Zealand First: 11 seats (9%)Maori: 2 seats -quota (1.3%)ACT and United Future each keep their MPs.