Will Disapproval of Congress Lead to Higher Turnout? Gallup: "Americans' disenchantment with Congress may lead to higher voter turnout on Election Day this year. In the last five midterm elections, voter turnout has exceeded 40% when Congress' approval rating was low, but turnout was below 40% when Americans were more approving." politicalwire.com/archives/2014/08/26/will_disapproval_of_congress_lead_to_higher_turnout.html