| # | Name | |
|---|---|---|
| 1 |
Johnston |
59.88 |
| 2 |
Ankeny |
1:00.18 |
| 3 |
Johnston |
1:06.56 |
| 4 |
Ankeny |
1:06.62 |
| 5 |
Johnston |
1:06.73 |
| 6 |
Ankeny |
1:07.22 |
| 7 |
Johnston |
1:09.40 |
| 8 |
Johnston |
1:11.42 |
| 9 |
Ankeny |
1:12.36 |
| 10 |
Ankeny |
1:14.67 |
| 11 |
Johnston |
1:17.54 |
| 12 |
Ankeny |
1:23.30 |
| 13 |
Johnston |
1:28.86 |
| 14 |
Johnston |
1:36.45 |