| 1) Illinois | 45.64 (03/18) | 44.56 (05/13) | 45.08 (04/23) | 45.30 (04/09) | 45.62 (03/25) | 45.75 (05/04) | 46.80 (03/25) | 47.03 (03/31) |
| 2) Nebraska | 45.64 (04/16) | 44.59 (05/13) | 45.60 (04/27) | 45.69 (04/20) | 45.82 (04/27) | 46.57 (04/09) | ||
| 3) TCU | 45.64 (04/27) | 44.92 (04/22) | 45.06 (05/13) | 45.82 (04/27) | 45.86 (03/17) |