| 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 | 89 | 1.167 | (1,0) | 0.167 | Valparaiso | 10 to 7 | 321 | 410 |
| 3 | 279 | 0.367 | (2,0) | -0.633 | Thiel | 76 to 0 | 510 | 678 |
| 4 | 528 | -0.930 | (3,0) | -1.930 | Manchester | 57 to 0 | 660 | 686 |
| 5 | 540 | -1.089 | (4,0) | -2.089 | Olivet MI | 59 to 27 | 660 | 631 |
| 6 | 437 | -0.532 | (5,0) | -1.532 | Albion | 28 to 7 | 526 | 570 |
| 7 | 428 | -0.524 | (5,0) | -1.524 | --bye-- |
| 8 | 369 | -0.245 | (6,0) | -1.245 | Calvin | 48 to 17 | 411 | 400 |
| 9 | 402 | -0.377 | (6,1) | -1.091 | Hope | 17 to 19 | 320 | 325 |
| 10 | 391 | -0.333 | (7,1) | -1.083 | Kalamazoo | 34 to 7 | 583 | 587 |
| 11 | 374 | -0.259 | (8,1) | -1.037 | Trine | 44 to 21 | 465 | 467 |
| 12 | 390 | -0.348 | (8,2) | -0.948 | Alma | 34 to 35 | 303 | 308 |
| 13 | 400 | -0.386 | (8,2) | -0.986 | --bye-- |
| 14 | 402 | -0.384 | (8,2) | -0.984 | --bye-- |
| 15 | 396 | -0.369 | (8,2) | -0.969 | --bye-- |
| 16 | 393 | -0.354 | (8,2) | -0.954 | --bye-- |
| 17 | 392 | -0.348 | (8,2) | -0.948 | --bye-- |
| 18 | 392 | -0.348 | (8,2) | -0.948 | --bye-- |
| 19 | 392 | -0.349 | (8,2) | -0.949 | --bye-- |
| 20 | | | | | --bye-- |
| 21 | | | | | --bye-- |