| Lane | Swimmer | Team | Place | Time |
|---|---|---|---|---|
| 1 | 17 | 45.95 | ||
| 1 | 15 | 44.88 | ||
| 1 | 2 | 35.24 | ||
| 2 | 13 | 43.56 | ||
| 2 | 19 | 46.37 | ||
| 2 | 7 | 38.00 | ||
| 3 | 4 | 36.28 | ||
| 3 | 12 | 43.39 | ||
| 3 | 14 | 43.67 | ||
| 4 | 9 | 40.81 | ||
| 4 | 16 | 45.60 | ||
| 4 | 5 | 36.85 | ||
| 5 | 8 | 38.48 | ||
| 5 | 18 | 46.22 | ||
| 5 | 1 | 34.69 | ||
| 6 | 3 | 35.78 | ||
| 6 | 20 | 47.09 | ||
| 6 | 10 | 40.92 | ||
| 7 | 21 | 50.25 | ||
| 7 | 11 | 42.34 | ||
| 7 | 6 | 37.60 |