(total voter turnout - total votes for President and Vice President) / total voter turnout); in the 2004 presidential election, there was a 2.57% undervote.This means that in raw numbers, more than 92,000 North Carolina voters in the 2000 election turned out to vote but did not vote for president; similarly, in 2004, more than 75,000 North Carolina voters turned out to vote but not vote for president.