Yeah. I guess they expect twice as many women to vote as men this year.
Assuming you aren't being willfully dense, please visit their breakdown of numbers in which they show they surveyed 50% men and 50% women.
http://www.surveyusa.com/client/PollReport.aspx?g=9c86125b-b75e-464d-b51c-4c5bfdccc78b