| Lane | Swimmer | Team | Place | Time |
|---|---|---|---|---|
| 1 | 15 | 49.30 | ||
| 1 | 26 | 57.29 | ||
| 1 | 8 | 43.48 | ||
| 2 | 23 | 52.42 | ||
| 2 | 29 | NS | ||
| 2 | 3 | 40.22 | ||
| 3 | 20 | 51.07 | ||
| 3 | 1 | 38.81 | ||
| 3 | 25 | 55.20 | ||
| 4 | 11 | 45.08 | ||
| 4 | 12 | 45.59 | ||
| 4 | 19 | 50.71 | ||
| 5 | 9 | 43.98 | ||
| 5 | 10 | 44.01 | ||
| 5 | 29 | DQ | ||
| 6 | 14 | 48.73 | ||
| 6 | 6 | 42.72 | ||
| 6 | 17 | 50.19 | ||
| 7 | 4 | 42.03 | ||
| 7 | 18 | 50.56 | ||
| 7 | 13 | 47.34 | ||
| 8 | 21 | 51.30 | ||
| 8 | 24 | 54.95 | ||
| 8 | 5 | 42.70 | ||
| 9 | 22 | 51.93 | ||
| 9 | 28 | 1:01.43 | ||
| 9 | 7 | 43.11 | ||
| 10 | 27 | 59.69 | ||
| 10 | 2 | 39.67 | ||
| 10 | 16 | 49.31 |