| Lane | Swimmer | Team | Place | Time |
|---|---|---|---|---|
| 1 | 21 | 53.08 | ||
| 1 | 13 | 33.73 | ||
| 1 | 7 | 31.79 | ||
| 2 | 14 | 34.36 | ||
| 2 | 22 | NS | ||
| 2 | 4 | 30.35 | ||
| 3 | 9 | 32.25 | ||
| 3 | 5 | 30.42 | ||
| 3 | 17 | 45.77 | ||
| 4 | 8 | 32.05 | ||
| 4 | 1 | 29.68 | ||
| 4 | 16 | 43.64 | ||
| 5 | 3 | 30.20 | ||
| 5 | 18 | 49.00 | ||
| 5 | 10 | 32.48 | ||
| 6 | 2 | 30.08 | ||
| 6 | 22 | DQ | ||
| 6 | 12 | 33.32 | ||
| 7 | 19 | 49.72 | ||
| 7 | 6 | 30.96 | ||
| 7 | 11 | 32.60 | ||
| 8 | 20 | 50.27 | ||
| 8 | 8 | 32.05 | ||
| 8 | 15 | 37.17 |