Perry just announced and hasn't spent much time or money running. He hasn't been plastered all over and isn't in the forefront of peoples mind as a candidate.
http://www.realclearpolitics.com/epolls/latest_polls/
For him to be where he is without really having been center stage in the national media or as a contender for this office is actually quite impressive.
Hutchinson made Dole look like a conservative.
That’s why he won the Primary.
The democratic joke from Houston is why he won the General.