NFL success rate for offensive linemen can be strongly predicted by where they are drafted

Draft position can indicate the success of an offensive lineman:

Pro Bowl seasons from 2000 to 2012, by draft round selected

First three rounds: 75.9%

Round 4 or later: 12.6%

Undrafted: 11.5%

Pro Bowl seasons from 2013 to present, by draft round selected

First three rounds: 83.7%