2009 Illinois Fighting Illini Total Defense Split Stats through 01/07/2010
| Split | G | Rush Yards | Pass Yards | Plays | Total Yards | Yards/Play | Yards/G |
|---|---|---|---|---|---|---|---|
| All Games | 12 | 1853 | 2986 | 811 | 4839 | 5.97 | 403.3 |
| at Home | 6 | 1060 | 1460 | 418 | 2520 | 6.03 | 420.0 |
| on Road/Neutral Site | 6 | 793 | 1526 | 393 | 2319 | 5.90 | 386.5 |
| in Wins | 3 | 207 | 839 | 206 | 1046 | 5.08 | 348.7 |
| in Losses | 9 | 1646 | 2147 | 605 | 3793 | 6.27 | 421.4 |
| vs. Conference | 8 | 1438 | 1725 | 541 | 3163 | 5.85 | 395.4 |
| vs. Non-Conference | 4 | 415 | 1261 | 270 | 1676 | 6.21 | 419.0 |
| vs. Ranked (AP) | 3 | 595 | 656 | 185 | 1251 | 6.76 | 417.0 |
| vs. Unranked (AP) | 9 | 1258 | 2330 | 626 | 3588 | 5.73 | 398.7 |
| vs. FBS (I-A) | 11 | 1809 | 2632 | 739 | 4441 | 6.01 | 403.7 |
| vs. FCS (I-AA) | 1 | 44 | 354 | 72 | 398 | 5.53 | 398.0 |
| vs. FBS Winning | 6 | 1084 | 1469 | 401 | 2553 | 6.37 | 425.5 |
| vs. FBS Non-Winning | 5 | 725 | 1163 | 338 | 1888 | 5.59 | 377.6 |
| vs. BCS AQ | 10 | 1576 | 2449 | 674 | 4025 | 5.97 | 402.5 |
| vs. BCS non-AQ | 1 | 233 | 183 | 65 | 416 | 6.40 | 416.0 |
| in August/September | 3 | 397 | 761 | 203 | 1158 | 5.70 | 386.0 |
| in October | 5 | 1013 | 1117 | 336 | 2130 | 6.34 | 426.0 |
| in November | 3 | 210 | 925 | 207 | 1135 | 5.48 | 378.3 |
| in December/January | 1 | 233 | 183 | 65 | 416 | 6.40 | 416.0 |