| Week | Rank | Rate | Record | SOS | Opponent | Score | Rank Then | Rank Now |
| 0 | 9 | 0.000 | (0,0) | 0.000 | --bye-- |
| 1 | 7 | 0.500 | (1,0) | -0.500 | Bemidji St | 37 to 17 | 518 | 406 |
| 2 | 152 | 0.515 | (2,0) | -0.485 | SD Mines | 45 to 9 | 429 | 481 |
| 3 | 395 | -0.132 | (3,0) | -1.132 | Hillsdale | 34 to 21 | 516 | 352 |
| 4 | 310 | 0.119 | (3,1) | -0.381 | Upper Iowa | 14 to 21 | 233 | 262 |
| 5 | 294 | 0.156 | (3,1) | -0.344 | --bye-- |
| 6 | 240 | 0.353 | (4,1) | -0.247 | Wayne St MI | 48 to 24 | 438 | 548 |
| 7 | 251 | 0.320 | (5,1) | -0.346 | Davenport | 16 to 14 | 435 | 376 |
| 8 | 285 | 0.136 | (5,2) | -0.293 | Ferris St | 10 to 38 | 163 | 120 |
| 9 | 281 | 0.145 | (6,2) | -0.355 | N Michigan | 56 to 17 | 522 | 422 |
| 10 | 271 | 0.175 | (7,2) | -0.380 | Roosevelt | 56 to 31 | 536 | 496 |
| 11 | 301 | 0.041 | (7,3) | -0.359 | Grand Valley St | 15 to 18 | 332 | 300 |
| 12 | 325 | -0.062 | (7,4) | -0.334 | Saginaw Val | 21 to 24 | 354 | 338 |
| 13 | 325 | -0.043 | (7,4) | -0.316 | --bye-- |
| 14 | 324 | -0.039 | (7,4) | -0.311 | --bye-- |
| 15 | 318 | -0.036 | (7,4) | -0.309 | --bye-- |
| 16 | 313 | 0.001 | (7,4) | -0.271 | --bye-- |
| 17 | 307 | 0.029 | (7,4) | -0.244 | --bye-- |
| 18 | 307 | 0.029 | (7,4) | -0.244 | --bye-- |
| 19 | 307 | 0.030 | (7,4) | -0.243 | --bye-- |
| 20 | | | | | --bye-- |
| 21 | | | | | --bye-- |