| Athlete | Team | Best | ||||||
|---|---|---|---|---|---|---|---|---|
| Joseph, Rachel | Iowa State |
51.20
3/13-14 |
51.20
3/13-14 |
51.36
2/27-28 |
51.47
2/27-28 |
51.53
2/13-14 |
52.87
1/30-31 |