| 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 | Citadel | 38 to 0 | 518 | 246 |
| 2 | 15 | 3.015 | (2,0) | 2.015 | Tennessee St | 59 to 3 | 38 | 368 |
| 3 | 85 | 1.346 | (3,0) | 0.346 | SE Missouri St | 41 to 14 | 339 | 252 |
| 4 | 113 | 1.113 | (3,0) | 0.113 | --bye-- |
| 5 | 79 | 1.426 | (4,0) | 0.426 | South Dakota | 51 to 13 | 126 | 80 |
| 6 | 51 | 1.619 | (5,0) | 0.619 | Illinois St | 33 to 16 | 89 | 67 |
| 7 | 43 | 1.690 | (6,0) | 0.690 | S Illinois | 45 to 17 | 136 | 141 |
| 8 | 41 | 1.672 | (7,0) | 0.672 | Indiana St | 38 to 7 | 172 | 189 |
| 9 | 37 | 1.749 | (8,0) | 0.749 | S Dakota St | 38 to 7 | 61 | 87 |
| 10 | 34 | 1.750 | (9,0) | 0.750 | Youngstown St | 38 to 30 | 149 | 126 |
| 11 | 33 | 1.777 | (10,0) | 0.777 | North Dakota | 15 to 10 | 117 | 117 |
| 12 | 35 | 1.743 | (11,0) | 0.743 | Northern Iowa | 48 to 16 | 227 | 229 |
| 13 | 40 | 1.658 | (12,0) | 0.658 | St Thomas MN | 62 to 7 | 213 | 208 |
| 14 | 37 | 1.676 | (12,0) | 0.676 | --bye-- |
| 15 | 48 | 1.576 | (12,1) | 0.730 | Illinois St | 28 to 29 | 76 | 67 |
| 16 | 48 | 1.586 | (12,1) | 0.739 | --bye-- |
| 17 | 46 | 1.606 | (12,1) | 0.760 | --bye-- |
| 18 | 46 | 1.608 | (12,1) | 0.761 | --bye-- |
| 19 | 47 | 1.607 | (12,1) | 0.761 | --bye-- |
| 20 | 47 | 1.594 | (12,1) | 0.747 | --bye-- |
| 21 | 47 | 1.594 | (12,1) | 0.748 | --bye-- |