The greater point is getting lost in the BS statistic. Make no mistake; the debate could be skewed any which way if you start with the right question. There was an episode of "Penn and Teller: Bullshit!"[1] where they talk to a pollster who does this for a living. He does a few demo polls where he basically starts by saying what result he wants and then asks the question that will produce exactly that.
1. Season 4, episode 9 "Numbers"