 A Pew Research Center survey conducted between January and June 2016 found 28% of Democratic and Democratic-leaning registered voters were religiously unaffiliated.A Pew Research Center survey conducted in June 2016 found that 67% of religious "nones" supported Hillary Clinton and 23% supported Donald Trump.An October 2012 American Values Survey found that among atheist and agnostic American voters, 51% identified as politically independent, 39% Democratic, 9% Republican, and 1% other.