How often do cards come up?

Originally Posted by ArcadianRock

So every 221 hands, you get AA. Right?

yes, on average. Check out this post in the beginners digest, it's exactly what you're talking about.
http://www.flopturnriver.com/phpBB2/...tc-t75711.html

from that post: there's 6 combinations of AA and 1326 total possible card combinations in the deck. so 6 in 1326 chance or 1 in 221