Filtering: SurveyUSA interviewed 900 Washington adults 09/05/08 through 09/07/08; of the adults, 803 identified themselves as being registered to vote in Washington state. Of the registered voters, 658 were determined by SurveyUSA to be likely to vote in the November general election. All interviews were completed after the Labor Day weekend, and after the conclusion of the Republican National Convention. Question text for the "horserace" question was not changed for the 09/08/08 release to include the names of the running mates. 37 of Washington's 39 counties vote exclusively by mail; ballots must be postmarked no later than Election Day, 11/04/08. Washington has 11 Electoral College votes. John Kerry carried Washington by 7 points in 2004; Al Gore carried Washington by 6 points in 2000.