wellington vote cast new zealand rule national party reach 46.3 percent 31.4 percent result count country general election saturday support opposition labour party 36 percent accord electoral commission nationalist new zealand first party 7.1 percent vote far tip likely kingmaker german-style proportional representation system vote green party reach 6.2 percent record 1.2 million ballot cast day election account third 3.3 million new zealanders enrol vote past elections advance vote indicative final result new zealand 's rule national ahead early counting- electoral commission