2009 Western Michigan Broncos Penalty Split Stats through 01/07/2010
| Split | G | Pen. | Yards | Pen./G | Yards/G |
|---|---|---|---|---|---|
| All Games | 12 | 58 | 507 | 4.8 | 42.3 |
| at Home | 5 | 30 | 247 | 6.0 | 49.4 |
| on Road/Neutral Site | 7 | 28 | 260 | 4.0 | 37.1 |
| in Wins | 5 | 22 | 205 | 4.4 | 41.0 |
| in Losses | 7 | 36 | 302 | 5.1 | 43.1 |
| vs. Conference | 8 | 37 | 326 | 4.6 | 40.8 |
| vs. Non-Conference | 4 | 21 | 181 | 5.3 | 45.3 |
| vs. Ranked (AP) | 1 | 10 | 92 | 10.0 | 92.0 |
| vs. Unranked (AP) | 11 | 48 | 415 | 4.4 | 37.7 |
| vs. FBS (I-A) | 11 | 53 | 457 | 4.8 | 41.5 |
| vs. FCS (I-AA) | 1 | 5 | 50 | 5.0 | 50.0 |
| vs. FBS Winning | 2 | 11 | 101 | 5.5 | 50.5 |
| vs. FBS Non-Winning | 9 | 42 | 356 | 4.7 | 39.6 |
| vs. BCS AQ | 3 | 16 | 131 | 5.3 | 43.7 |
| vs. BCS non-AQ | 8 | 37 | 326 | 4.6 | 40.8 |
| in August/September | 4 | 20 | 172 | 5.0 | 43.0 |
| in October | 5 | 23 | 211 | 4.6 | 42.2 |
| in November | 3 | 15 | 124 | 5.0 | 41.3 |
| in December/January | 0 | 0 | 0 | - | - |