Amid the tumult that has characterised the opinion polls over the past 12 months, there has been one standout consistency – the level of support for the Greens.Although Labor’s primary vote has fallen about seven percentage points since the election in May last year, and the Coalition’s has dropped by 10 points, all while One Nation’s has rocketed by 22 points, the Greens, who scored 12 per cent at the election, have plodded along at or near that level ever since.Subscribe to gift this articleGift 5 articles to anyone you choose each month when you subscribe.Subscribe nowAlready a subscriber? Fetching latest articles