The Mangere result, in particular, was "not surprising" or even disappointing.
"In an electorate like Mangere, we don't have any activists. Our membership tends to live slightly over the electoral borders, and therefore their votes go elsewhere," Ms de Ruyter said.
The party's main support base was in the southern regions and many supporters had chosen to vote strategically, she said.
Democrats for Social Credit did better overall than the 2008 election, with 224 more votes, bringing its total vote up from 0.05 per cent to 0.07 per cent.