Mark Duffner - Linebackers Coach - Jacksonville Jaguars
Defense / Special Teams
| Tm | Yr | Position | Base | PPG | YPG | TO | Sack | DefTD | RetTD | PK |
|---|---|---|---|---|---|---|---|---|---|---|
| CIN | 1997 | LB Coach | 4-3 | 25.3 | ||||||
| CIN | 1998 | LB Coach | 4-3 | 28.3 | ||||||
| CIN | 1999 | LB Coach | 4-3 | 28.8 | ||||||
| CIN | 2000 | LB Coach | 4-3 | 22.4 | ||||||
| CIN | 2001 | Def Coord | 4-3 | 19.3 | 301.9 | 29 | 47 | 2 | 0 | 74 |
| CIN | 2002 | Def Coord | 4-3 | 28.5 | 329 | 20 | 25 | 3 | 1 | 75 |
| GB | 2003 | LB Coach | 4-3 | 19.2 | 318.8 | 33 | 35 | 3 | 0 | 120 |
| GB | 2004 | LB Coach | 4-3 | 23.8 | 346.3 | 15 | 40 | 5 | 0 | 120 |
| GB | 2005 | LB Coach | 4-3 | 21.5 | 293.2 | 21 | 35 | 2 | 1 | 90 |
| JAX | 2006 | LB Coach | 4-3 | 17.1 | 283.6 | 24 | 35 | 1 | 1 | 119 |
| JAX | 2007 | LB Coach | 4-3 | 19.0 | 313.8 | 29 | 37 | 3 | 1 | 109 |
| JAX | 2008 | LB Coach | 4-3 | 22.9 | 330.9 | 17 | 29 | 3 | 0 | 90 |
| JAX | 2009 | LB Coach | 4-3 | 23.8 | 352 | 25 | 14 | 0 | 0 | 84 |
| JAX | 2010 | LB Coach | 4-3 | 26.2 | 371.8 | 18 | 26 | 0 | 1 | 107 |
| JAX | 2011 | LB Coach | 4-3 | 20.6 | 313 | 28 | 31 | 3 | 0 | 93 |
| JAX | 2012 | LB Coach | 4-3 | 27.8 | 379.6 | 23 | 20 | 0 | 0 | 93 |
Defensive Categories
PPG = points allowed per game by the team
YPG = total yards allowed per game by the team
TO = turnovers forced by the team
SACK = sacks by the team
DefTD = interception/fumble return TDs by the team
RetTD = kick/punt return TDs by the team
PK = points scored by the team's kickers
