| 1) Arkansas State | 45.53 (04/22) | 45.53 (04/22) | 45.90 (05/13) | 45.90 (05/13) | 46.18 (03/25) | 46.18 (03/25) | 47.13 (03/31) | 47.13 (03/31) |
| 2) Illinois State | 45.53 (04/23) | 45.53 (04/23) | 46.03 (04/27) | 46.03 (04/27) | 46.26 (05/13) | 46.26 (05/13) | 46.64 (04/16) | 46.64 (04/16) |