I dug those up
A healthy Ash is much more than "serviceable." He is in the conversation for best QB in the conference with Petty, Knight, Walsh, Webb and Waters.His adj. QBR for 2012 was a solid 77.7.
Here are the returners for 2014 --
Petty was 85.5 for 2013.
Webb was 82.6 (not bad for a guy who lost his job).
Walsh was 75.0
Knight was 71.1 on small sample size (94.7 in the Bama game).
Waters was 66.0 (95.9 v. Michigan in their Bowl).
Tricket was 60.9.
Boykin 41.2.
Others -- McCoy was 64.7, Blake Bell was 70.0 and Bridgewater was 80.8.