| Lane | Swimmer | Team | Place | Time |
|---|---|---|---|---|
| 1 | 23 | 52.89 | ||
| 1 | 13 | 45.21 | ||
| 1 | 8 | 35.82 | ||
| 2 | 21 | 52.52 | ||
| 2 | 14 | 45.89 | ||
| 2 | 6 | 34.29 | ||
| 3 | 9 | 42.77 | ||
| 3 | 19 | 51.36 | ||
| 3 | 3 | 33.43 | ||
| 4 | 16 | 47.18 | ||
| 4 | 10 | 43.66 | ||
| 4 | 1 | 32.02 | ||
| 5 | 18 | 49.61 | ||
| 5 | 2 | 33.10 | ||
| 5 | 12 | 45.18 | ||
| 6 | 20 | 51.47 | ||
| 6 | 15 | 46.59 | ||
| 6 | 4 | 34.21 | ||
| 7 | 24 | DQ | ||
| 7 | 5 | 34.24 | ||
| 7 | 17 | 48.86 | ||
| 8 | 11 | 44.01 | ||
| 8 | 7 | 35.22 | ||
| 8 | 22 | 52.63 |