| Lane | Swimmer | Team | Place | Time |
|---|---|---|---|---|
| 1 | 19 | 47.22 | ||
| 1 | 9 | 43.13 | ||
| 1 | 18 | 47.09 | ||
| 2 | 21 | 48.29 | ||
| 2 | 22 | 48.52 | ||
| 2 | 4 | 40.00 | ||
| 3 | 16 | 46.38 | ||
| 3 | 23 | 51.25 | ||
| 3 | 11 | 44.98 | ||
| 4 | 3 | 39.98 | ||
| 4 | 8 | 42.64 | ||
| 4 | 13 | 45.36 | ||
| 5 | 1 | 36.07 | ||
| 5 | 6 | 41.30 | ||
| 5 | 20 | 47.28 | ||
| 6 | 10 | 44.29 | ||
| 6 | 2 | 37.83 | ||
| 6 | 12 | 45.34 | ||
| 7 | 17 | 47.02 | ||
| 7 | 7 | 41.65 | ||
| 7 | 14 | 45.54 | ||
| 8 | 24 | 56.75 | ||
| 8 | 5 | 40.83 | ||
| 8 | 15 | 45.79 |