That would be 55% of the people they asked. All depends on how the question is worded and where you poll.
True enough, polls are rarely a way to judge the truth of things.
The question asked, in this case, was pretty straight forward (unlike the Brexit one, fwiw).
But Blackie is the one who called it a myth, and I proved otherwise.
It's not just polling. And since it appears I have to re-post it:
Along with:
So for a "myth" there's a hell of a lot of real people saying "This was not a good idea after all".
Which was the point.