sentences:  There were 109 voters registered to other parties.Among the county's 2010 Census population, 53.3% were registered to vote, including 70.6% of those ages 18 and over.In the 2012 presidential election, Democrat Barack Obama received 139,752 votes here (66.0%), ahead of Republican Mitt Romney with 68,314 votes (32.3%) and other candidates with 1,765 votes (0.8%), among the 211,597 ballots cast by the county's 307,628 registered voters, for a turnout of 68.8%.