| Week | Rank | Rate | Record | SOS | Opponent | Score | Rank Then | Rank Now |
| 0 | 9 | 0.000 | (0,0) | 0.000 | --bye-- |
| 1 | 188 | 0.000 | (0,0) | 0.000 | --bye-- |
| 2 | 443 | -0.500 | (0,1) | 0.500 | Rochester NY | 17 to 38 | 166 | 595 |
| 3 | 690 | -3.306 | (0,2) | -2.306 | Madonna | 28 to 45 | 663 | 408 |
| 4 | 634 | -1.662 | (0,3) | -0.662 | Bluffton | 28 to 37 | 466 | 561 |
| 5 | 660 | -2.091 | (0,4) | -1.091 | Adrian | 27 to 59 | 539 | 391 |
| 6 | 617 | -1.487 | (1,4) | -0.887 | Kalamazoo | 47 to 44 | 594 | 583 |
| 7 | 616 | -1.498 | (1,4) | -0.898 | --bye-- |
| 8 | 613 | -1.341 | (1,5) | -0.675 | Trine | 7 to 59 | 400 | 454 |
| 9 | 608 | -1.303 | (1,6) | -0.588 | Alma | 21 to 53 | 327 | 311 |
| 10 | 616 | -1.322 | (1,7) | -0.572 | Calvin | 20 to 50 | 388 | 388 |
| 11 | | | | | Albion | | | 571 |
| 12 | | | | | Hope | | | 324 |
| 13 | | | | | --bye-- |
| 14 | | | | | --bye-- |
| 15 | | | | | --bye-- |
| 16 | | | | | --bye-- |
| 17 | | | | | --bye-- |
| 18 | | | | | --bye-- |
| 19 | | | | | --bye-- |
| 20 | | | | | --bye-- |
| 21 | | | | | --bye-- |