... Though they are 73 percent of all those registered, white voters cast 81 percent of the early ballots through Monday. African-Americans, who are 21 percent of all voters, had cast 17 percent of early votes.
Registered Democrats hold an edge in early voting turnout so far, with 45 percent versus 38 percent for Republicans and 17 percent for unaffiliated voters. Republicans make up about 32 percent of those registered, and Democrats about 45 percent ...
http://www.newsobserver.com/2010/10/20/750328/so-far-voterstend-to-be-male-white.html