| Lane | Swimmer | Team | Place | Time |
|---|---|---|---|---|
| 1 | 20 | 52.77 | ||
| 1 | 21 | 54.80 | ||
| 1 | 7 | 43.43 | ||
| 2 | 23 | 58.28 | ||
| 2 | 5 | 41.77 | ||
| 2 | 14 | 47.35 | ||
| 3 | 13 | 46.70 | ||
| 3 | 12 | 46.01 | ||
| 3 | 1 | 39.98 | ||
| 4 | 2 | 40.55 | ||
| 4 | 9 | 43.81 | ||
| 4 | 10 | 44.69 | ||
| 5 | 4 | 41.58 | ||
| 5 | 11 | 44.83 | ||
| 5 | 15 | 48.13 | ||
| 6 | 17 | 51.17 | ||
| 6 | 24 | NS | ||
| 6 | 3 | 41.14 | ||
| 7 | 18 | 52.59 | ||
| 7 | 22 | 56.63 | ||
| 7 | 8 | 43.69 | ||
| 8 | 16 | 50.20 | ||
| 8 | 6 | 42.66 | ||
| 8 | 19 | 52.71 |