| Week | Rank | Rate | Record | SOS | Opponent | Score | Rank Then | Rank Now |
| 1 | 40 | 0.000 | (0,0) | 0.000 | --bye-- |
| 2 | 424 | -0.500 | (0,1) | 0.500 | Wittenberg | 27 to 28 | 29 | 490 |
| 3 | 499 | -0.100 | (0,2) | 0.900 | UW-Platteville | 19 to 35 | 336 | 374 |
| 4 | 701 | -1.740 | (0,2) | -0.740 | --bye-- |
| 5 | 596 | -0.920 | (1,2) | -0.587 | Loras | 35 to 23 | 597 | 557 |
| 6 | 607 | -0.963 | (1,3) | -0.463 | Central IA | 16 to 55 | 388 | 425 |
| 7 | 568 | -0.759 | (2,3) | -0.559 | Nebraska Wesleyan | 56 to 28 | 577 | 647 |
| 8 | 574 | -0.768 | (2,4) | -0.435 | Wartburg | 10 to 31 | 328 | 269 |
| 9 | 558 | -0.644 | (3,4) | -0.501 | Buena Vista | 41 to 0 | 715 | 684 |
| 10 | 538 | -0.570 | (4,4) | -0.570 | Simpson | 45 to 21 | 652 | 662 |
| 11 | 550 | -0.629 | (4,5) | -0.518 | Coe | 20 to 23 | 380 | 402 |
| 12 | 547 | -0.608 | (5,5) | -0.608 | Luther | 42 to 10 | 739 | 737 |
| 13 | 544 | -0.608 | (5,5) | -0.608 | --bye-- |
| 14 | 535 | -0.586 | (5,5) | -0.586 | --bye-- |
| 15 | 530 | -0.630 | (5,5) | -0.630 | --bye-- |
| 16 | 541 | -0.676 | (5,5) | -0.676 | --bye-- |
| 17 | 545 | -0.696 | (5,5) | -0.696 | --bye-- |
| 18 | 545 | -0.716 | (5,5) | -0.716 | --bye-- |
| 19 | | | | | --bye-- |
| 20 | | | | | --bye-- |