| Lane | Swimmer | Team | Place | Time |
|---|---|---|---|---|
| 1 | 21 | 46.59 | ||
| 1 | 14 | 38.66 | ||
| 1 | 9 | 33.09 | ||
| 1 | 4 | 31.60 | ||
| 2 | 3 | 31.27 | ||
| 2 | 13 | 35.84 | ||
| 2 | 20 | 45.13 | ||
| 2 | 23 | NS | ||
| 3 | 10 | 33.21 | ||
| 3 | 12 | 35.03 | ||
| 3 | 2 | 31.05 | ||
| 3 | 22 | 46.94 | ||
| 4 | 8 | 33.00 | ||
| 4 | 1 | 30.49 | ||
| 4 | 6 | 32.70 | ||
| 4 | 17 | 42.65 | ||
| 5 | 18 | 44.17 | ||
| 5 | 7 | 32.92 | ||
| 5 | 5 | 32.18 | ||
| 5 | 15 | 38.73 | ||
| 6 | 23 | DQ | ||
| 6 | 16 | 41.56 | ||
| 6 | 11 | 33.51 | ||
| 6 | 19 | 44.81 |