I originally said it was <1%. If you had read the article that you posted, you'd know that I'm right.Poking holes in an argument does not require a counterargument. Neither of us possesses enough knowledge to speak well about transgender issues (though the professionals who do possess this knowledge disagree with @fly). Fly's arguments simply do not fit the data.
It is immediately obvious that fly has no credibility on the matter due to his dearth of even a basic understanding of the matter. The ignorant absolutism doesn't help much.