 The greatest margin recorded in an individual poll was found in the October 26, 2006, SurveyUSA poll which showed Strickland leading by 30 points.The smallest recorded margin was the February 6, 2006, Zogby poll showing Strickland leading by a mere 3 points.When the results are averaged across the different polls, the greatest margin was in October 2006 with a difference of 22.6 points in favor of Strickland.