Estimate of 138.9 million votes cast and 251.1 million people of voting age. This represents an increase in total votes cast and percentage turnout from the 2012 election (130,292,355 votes cast and 241 million people of voting age).“2016 November General Election Turnout Rates”. www.electproject.org. Truy cập ngày 17 tháng 12 năm 2016.