Jason Wittens Football Outsiders DVOA rankings for the past few years
2006: 3rd
2005: 2nd
2004: 3rd
Cooley's
2006: 9th
2005: 4th
2004: 18th
http://www.footballoutsiders.com/stats/te.php
Holy statistical evaluations, batman. He almost sniffed Witten's air in 2005, though. So that's something to hang your hat on.