| Lane | Swimmer | Team | Place | Time |
|---|---|---|---|---|
| 1 | 17 | 48.15 | ||
| 1 | 21 | 50.02 | ||
| 1 | 8 | 44.75 | ||
| 2 | 9 | 45.22 | ||
| 2 | 14 | 47.70 | ||
| 2 | 5 | 42.48 | ||
| 3 | 15 | 47.98 | ||
| 3 | 6 | 42.52 | ||
| 3 | 23 | 51.57 | ||
| 4 | 7 | 43.83 | ||
| 4 | 16 | 48.00 | ||
| 5 | 1 | 39.76 | ||
| 5 | 10 | 45.41 | ||
| 5 | 12 | 47.19 | ||
| 6 | 13 | 47.32 | ||
| 6 | 3 | 41.27 | ||
| 6 | 18 | 48.36 | ||
| 7 | 2 | 39.93 | ||
| 7 | 20 | 49.74 | ||
| 7 | 19 | 48.78 | ||
| 8 | 11 | 46.59 | ||
| 8 | 22 | 50.93 | ||
| 8 | 4 | 42.18 |