| 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 | Chris Newport | 7 to 38 | 166 | 275 |
| 3 | 335 | 0.040 | (1,1) | 0.040 | Rose-Hulman | 27 to 10 | 555 | 611 |
| 4 | 398 | -0.257 | (2,1) | -0.590 | Franklin | 35 to 27 | 507 | 539 |
| 5 | 369 | -0.167 | (3,1) | -0.667 | Albion | 38 to 35 | 465 | 570 |
| 6 | 398 | -0.339 | (3,2) | -0.539 | Hope | 35 to 55 | 333 | 325 |
| 7 | 400 | -0.399 | (3,2) | -0.599 | --bye-- |
| 8 | 400 | -0.372 | (4,2) | -0.705 | Olivet MI | 59 to 7 | 613 | 631 |
| 9 | 451 | -0.614 | (4,3) | -0.757 | Calvin | 31 to 34 | 385 | 400 |
| 10 | 455 | -0.665 | (4,4) | -0.665 | Alma | 28 to 42 | 311 | 308 |
| 11 | 465 | -0.689 | (4,5) | -0.578 | Adrian | 21 to 44 | 374 | 392 |
| 12 | 462 | -0.669 | (5,5) | -0.669 | Kalamazoo | 25 to 24 | 581 | 587 |
| 13 | 466 | -0.700 | (5,5) | -0.700 | --bye-- |
| 14 | 470 | -0.706 | (5,5) | -0.706 | --bye-- |
| 15 | 471 | -0.693 | (5,5) | -0.693 | --bye-- |
| 16 | 472 | -0.677 | (5,5) | -0.677 | --bye-- |
| 17 | 468 | -0.672 | (5,5) | -0.672 | --bye-- |
| 18 | 467 | -0.673 | (5,5) | -0.673 | --bye-- |
| 19 | 467 | -0.673 | (5,5) | -0.673 | --bye-- |
| 20 | | | | | --bye-- |
| 21 | | | | | --bye-- |