| Lane | Swimmer | Team | Place | Time |
|---|---|---|---|---|
| 1 | 17 | 51.86 | ||
| 1 | 24 | NS | ||
| 1 | 15 | 51.57 | ||
| 2 | 8 | 46.34 | ||
| 2 | 4 | 43.80 | ||
| 2 | 14 | 51.42 | ||
| 3 | 9 | 46.92 | ||
| 3 | 7 | 46.04 | ||
| 3 | 12 | 47.92 | ||
| 4 | 5 | 43.84 | ||
| 4 | 1 | 40.30 | ||
| 4 | 10 | 47.24 | ||
| 5 | 16 | 51.82 | ||
| 5 | 21 | 56.31 | ||
| 5 | 3 | 41.83 | ||
| 6 | 11 | 47.69 | ||
| 6 | 13 | 50.03 | ||
| 6 | 20 | 56.05 | ||
| 7 | 19 | 55.48 | ||
| 7 | 18 | 53.06 | ||
| 7 | 22 | 59.91 | ||
| 8 | 6 | 45.06 | ||
| 8 | 23 | 1:02.74 | ||
| 8 | 2 | 41.38 |