| Lane | Swimmer | Team | Place | Time |
|---|---|---|---|---|
| 1 | 16 | 51.08 | ||
| 1 | 21 | 58.65 | ||
| 1 | 11 | 48.28 | ||
| 2 | 19 | 51.85 | ||
| 2 | 4 | 43.21 | ||
| 2 | 13 | 49.17 | ||
| 3 | 18 | 51.62 | ||
| 3 | 8 | 45.23 | ||
| 3 | 5 | 43.30 | ||
| 4 | 7 | 43.87 | ||
| 4 | 9 | 47.85 | ||
| 4 | 2 | 42.83 | ||
| 5 | 1 | 42.47 | ||
| 5 | 15 | 49.86 | ||
| 5 | 6 | 43.40 | ||
| 6 | 12 | 48.62 | ||
| 6 | 17 | 51.23 | ||
| 6 | 3 | 42.94 | ||
| 7 | 20 | 53.58 | ||
| 7 | 10 | 48.17 | ||
| 7 | 14 | 49.19 |