http://www.pokerstove.com/

Doesn't have a table as such, but you can use the slider to get it to show you top 10%, 20% etc.

There might be a table in the SnG FAQ on two plus two. I can't be bothered to search it out right now, but there is lots of good stuff regarding heads up play here:

http://forumserver.twoplustwo.com/sh...1918735&Forum=