| 1) | Robinson, Ariel | Millikin | 12.31 (04/06) | 12.34 (04/20) | 12.46 (05/03-05/04) | 12.49 (04/13) | 12.52 (05/03-05/04) | 12.56 (04/06) | 12.63 (03/29-03/30) | 13.04 (03/23) |
| 2) | Marker, Maggie | Buena Vista | 12.31 (04/26) | 12.37 (05/09-05/11) | 12.42 (05/09-05/11) | 12.44 (04/20) | 12.57 (04/12-04/13) | 12.60 (05/17) | ||
| 3) | Lively, Ashley | Redlands | 12.31 (04/26) | 12.51 (04/06) | 12.54 (04/26) | 12.57 (03/23) | 12.70 (03/02) |