I read something similar last year. It said that a lot of more moderate Israeli Jews were very uncomfortable with the way the country is going and were planning to leave.
I would assert quite a large % of the electorate, regardless of who they vote for, are not thick as such but ignorant of the facts before they cast their vote in GE's.
Can I ask why you're voting Labour?
My husband votes for them so I just go with whatever he does.
Can I ask why you're voting Conservative?
The family has never voted for anyone else.
Can I ask why you're voting Lib Dem?
We thought the stuff their leader was doing, sliding down water chutes etc, was hilarious.
Can I ask why you vote for <insert any political party>
Emmmmmm ...