2009 Purdue Boilermakers Third Down Conversion Defense Split Stats through 01/07/2010
| Split | G | Attempts | Conversions | Conversion % |
|---|---|---|---|---|
| All Games | 12 | 177 | 72 | 40.68 |
| at Home | 7 | 112 | 45 | 40.18 |
| on Road/Neutral Site | 5 | 65 | 27 | 41.54 |
| in Wins | 5 | 75 | 34 | 45.33 |
| in Losses | 7 | 102 | 38 | 37.25 |
| vs. Conference | 8 | 112 | 44 | 39.29 |
| vs. Non-Conference | 4 | 65 | 28 | 43.08 |
| vs. Ranked (AP) | 3 | 42 | 14 | 33.33 |
| vs. Unranked (AP) | 9 | 135 | 58 | 42.96 |
| vs. FBS (I-A) | 12 | 177 | 72 | 40.68 |
| vs. FCS (I-AA) | 0 | 0 | 0 | - |
| vs. FBS Winning | 5 | 82 | 32 | 39.02 |
| vs. FBS Non-Winning | 7 | 95 | 40 | 42.11 |
| vs. BCS AQ | 10 | 139 | 54 | 38.85 |
| vs. BCS non-AQ | 2 | 38 | 18 | 47.37 |
| in August/September | 4 | 65 | 28 | 43.08 |
| in October | 5 | 74 | 27 | 36.49 |
| in November | 3 | 38 | 17 | 44.74 |
| in December/January | 0 | 0 | 0 | - |