| # | Time | Athlete(s) |
|---|---|---|
| 1 | 0:31.40 | |
| 2 | 0:31.41 | |
| 3 | 0:31.42 | |
| 4 | 0:31.70 | |
| 5 | 0:31.80 | |
| 6 | 0:32.03 | |
| 7 | 0:33.18 | |
| DQ |
DQ
|
| # | Time | Athlete(s) |
|---|---|---|
| 9 | 0:32.56 | |
| 10 | 0:32.64 | |
| 11 | 0:33.22 | |
| 12 | 0:33.55 | |
| 13 | 0:33.83 | |
| 14 | 0:33.88 | |
| 15 | 0:34.06 | |
| 16 | 0:34.17 |