| Lane | Swimmer | Team | Place | Time |
|---|---|---|---|---|
| 1 | 22 | 51.66 | ||
| 1 | 20 | 49.32 | ||
| 1 | 12 | 41.13 | ||
| 2 | 21 | 50.66 | ||
| 2 | 3 | 37.45 | ||
| 2 | 17 | 46.28 | ||
| 3 | 4 | 38.27 | ||
| 3 | 13 | 41.80 | ||
| 3 | 14 | 44.03 | ||
| 4 | 8 | 39.72 | ||
| 4 | 9 | 40.74 | ||
| 4 | 1 | 35.54 | ||
| 5 | 7 | 39.31 | ||
| 5 | 10 | 40.99 | ||
| 5 | 2 | 36.80 | ||
| 6 | 18 | 47.74 | ||
| 6 | 6 | 39.04 | ||
| 6 | 15 | 44.47 | ||
| 7 | 19 | 48.60 | ||
| 7 | 5 | 38.29 | ||
| 7 | 24 | NS | ||
| 8 | 16 | 46.02 | ||
| 8 | 11 | 41.03 | ||
| 8 | 23 | 51.68 |