2009 Duke Blue Devils Opponent Penalty Split Stats through 01/07/2010
| Split | G | Pen. | Yards | Pen./G | Yards/G |
|---|---|---|---|---|---|
| All Games | 12 | 63 | 626 | 5.3 | 52.2 |
| at Home | 6 | 32 | 316 | 5.3 | 52.7 |
| on Road/Neutral Site | 6 | 31 | 310 | 5.2 | 51.7 |
| in Wins | 5 | 17 | 166 | 3.4 | 33.2 |
| in Losses | 7 | 46 | 460 | 6.6 | 65.7 |
| vs. Conference | 8 | 46 | 465 | 5.8 | 58.1 |
| vs. Non-Conference | 4 | 17 | 161 | 4.3 | 40.3 |
| vs. Ranked (AP) | 3 | 22 | 202 | 7.3 | 67.3 |
| vs. Unranked (AP) | 9 | 41 | 424 | 4.6 | 47.1 |
| vs. FBS (I-A) | 10 | 56 | 556 | 5.6 | 55.6 |
| vs. FCS (I-AA) | 2 | 7 | 70 | 3.5 | 35.0 |
| vs. FBS Winning | 4 | 33 | 322 | 8.3 | 80.5 |
| vs. FBS Non-Winning | 6 | 23 | 234 | 3.8 | 39.0 |
| vs. BCS AQ | 9 | 51 | 505 | 5.7 | 56.1 |
| vs. BCS non-AQ | 1 | 5 | 51 | 5.0 | 51.0 |
| in August/September | 4 | 17 | 161 | 4.3 | 40.3 |
| in October | 4 | 20 | 180 | 5.0 | 45.0 |
| in November | 4 | 26 | 285 | 6.5 | 71.3 |
| in December/January | 0 | 0 | 0 | - | - |