| Week | Rank | Rate | Record | SOS | Opponent | Score | Rank Then | Rank Now |
| 1 | 40 | 0.000 | (0,0) | 0.000 | --bye-- |
| 2 | 29 | 0.500 | (1,0) | -0.500 | Manchester | 27 to 0 | 424 | 728 |
| 3 | 343 | 0.833 | (1,0) | -0.167 | --bye-- |
| 4 | 600 | -1.047 | (1,1) | -1.047 | Carroll WI | 27 to 41 | 387 | 530 |
| 5 | 544 | -0.722 | (2,1) | -1.056 | Millikin | 38 to 0 | 700 | 702 |
| 6 | 601 | -0.936 | (2,2) | -0.936 | Washington MO | 7 to 41 | 385 | 426 |
| 7 | 548 | -0.679 | (3,2) | -0.879 | Carthage | 35 to 20 | 596 | 598 |
| 8 | 520 | -0.542 | (4,2) | -0.875 | Illinois Wesleyan | 20 to 18 | 645 | 593 |
| 9 | 536 | -0.581 | (4,3) | -0.724 | Augustana IL | 28 to 42 | 319 | 386 |
| 10 | 540 | -0.581 | (4,4) | -0.581 | North Central | 0 to 56 | 235 | 235 |
| 11 | 533 | -0.549 | (5,4) | -0.660 | Elmhurst | 31 to 8 | 648 | 653 |
| 12 | 529 | -0.537 | (5,5) | -0.537 | Wheaton | 26 to 42 | 276 | 289 |
| 13 | 538 | -0.568 | (5,5) | -0.568 | --bye-- |
| 14 | 533 | -0.578 | (5,5) | -0.578 | --bye-- |
| 15 | 529 | -0.623 | (5,5) | -0.623 | --bye-- |
| 16 | 518 | -0.599 | (5,5) | -0.599 | --bye-- |
| 17 | 535 | -0.647 | (5,5) | -0.647 | --bye-- |
| 18 | 535 | -0.665 | (5,5) | -0.665 | --bye-- |
| 19 | | | | | --bye-- |
| 20 | | | | | --bye-- |