More than 68% of the country's registered voters had cast ballots by 3 p.m.
Though less likely to cast ballots, World Wrestling Entertainment viewers tend to skew Democrat as well.
The surveys also showed almost 60 percent of independent voters cast ballots for Democrats.
Voters in many states cast ballots on other controversial measures Tuesday, including balancing budgets.
About 41 percent of voters age 18-24 cast ballots in November, down 7 percentage points from 2008.
Many Hispanics and Asians are too young to vote or can't cast ballots because they haven't become citizens.
Voter registration fraud is not the same as voter fraud, in which individuals attempt to fraudulently cast ballots.
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But there are more than 12, 000 voting members, who can cast ballots in a number of different categories.
On Saturday, 72 of the 90 eligible voters in Trokavec cast ballots in a referendum on the issue.
There, as many as 99 percent of voters are reported to have cast ballots in favor of the constitution.
Both states held open primaries, which meant Republicans, independent voters and Democrats could cast ballots in the GOP contests.
In 2008, a Pew survey found that 60% of Mexican-American voters cast ballots for Obama, 19% for Republican nominee Sen.
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In all, 23 million of Egypt's 50 million eligible voters, or 46%, cast ballots in the first round of the election.
Nevada Republican caucus-goers cast ballots for the candidate of their choice and had to register 30 days in advance to participate.
MANCHESTER, New Hampshire (CNN) -- As New Hampshire voters prepare to cast ballots Tuesday in the nation's first presidential primary, Sen.
More than 690, 000 Georgians already have voted, more than the entire number that cast ballots before Election Day in 2004, McDonald said.
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Millions of Iraqis went to the polls to cast ballots, something that generated great promise for the establishment of a democratic system.
Between 125, 000 and 150, 000 voters were expected to cast ballots Tuesday, according to Pamela Weaver of the Mississippi Secretary of State's Office.
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Overall, however, voters formed orderly lines and patiently waited to cast ballots.
In all, about 66.2 percent of eligible black voters cast ballots in 2012, up from 64.7 percent in 2008, according to census data.
Dominicans abroad have been able to cast ballots in presidential elections since 2004 and were later granted the right to vote in other elections.
Muqdad al-Shuraifi, a member of the electoral commission, said after polls closed that a preliminary count showed 51 percent of eligible voters cast ballots.
At the same time, the interior ministry said that 85 percent of the country's 46 million eligible voters had cast ballots -- a record turnout.
McCain's primary wins in New Hampshire and South Carolina were due in part to the backing of independents who cast ballots in the GOP contests.
Conservative southern Democrats, alienated by the growing influence in their party of minorities and northern liberals, began to cast ballots for Republicans throughout the South.
More than 90% of voters cast ballots against a taxpayer bailout.
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In one constituency, Allahabad city, only 24% of voters cast ballots.
The state is making major changes in the way its residents cast ballots, especially in its most populous county, Cuyahoga, which includes the city of Cleveland.
Voters - some 80% of whom cast ballots - had been faced with returning the ruling coalition or choosing Mr Anwar's untested three-party alliance, Pakatan Rakyat.
McCain won primary contests in New Hampshire and South Carolina, thanks in part to the backing of independent voters who cast ballots in the Republican contests.
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