2009 Duke Blue Devils Fourth Down Conversion Defense Split Stats through 01/07/2010
| Split | G | Attempts | Conversions | Conversion % |
|---|---|---|---|---|
| All Games | 12 | 15 | 5 | 33.33 |
| at Home | 6 | 6 | 2 | 33.33 |
| on Road/Neutral Site | 6 | 9 | 3 | 33.33 |
| in Wins | 5 | 8 | 1 | 12.50 |
| in Losses | 7 | 7 | 4 | 57.14 |
| vs. Conference | 8 | 8 | 3 | 37.50 |
| vs. Non-Conference | 4 | 7 | 2 | 28.57 |
| vs. Ranked (AP) | 3 | 3 | 2 | 66.67 |
| vs. Unranked (AP) | 9 | 12 | 3 | 25.00 |
| vs. FBS (I-A) | 10 | 12 | 4 | 33.33 |
| vs. FCS (I-AA) | 2 | 3 | 1 | 33.33 |
| vs. FBS Winning | 4 | 3 | 2 | 66.67 |
| vs. FBS Non-Winning | 6 | 9 | 2 | 22.22 |
| vs. BCS AQ | 9 | 10 | 4 | 40.00 |
| vs. BCS non-AQ | 1 | 2 | 0 | 0.00 |
| in August/September | 4 | 7 | 2 | 28.57 |
| in October | 4 | 5 | 1 | 20.00 |
| in November | 4 | 3 | 2 | 66.67 |
| in December/January | 0 | 0 | 0 | - |