| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 6 | 17.048 | 18/5:06.864 |
| 2 | 6 | 17.393 | 18/5:09.969 |
| 3 | 6 | 17.314 | 18/5:10.530 |
| 4 | 6 | 17.291 | 18/5:10.707 |
| 5 | 4 | 16.932 | 18/5:09.521 |
| 6 | 5 | 17.749 | 18/5:11.181 |
| 7 | 5 | 17.423 | 18/5:11.529 |
| 8 | 5 | 17.496 | 18/5:11.954 |
| 9 | 5 | 17.872 | 18/5:13.036 |
| 10 | 5 | 17.229 | 18/5:12.745 |
| 11 | 5 | 17.595 | 18/5:13.105 |
| 12 | 5 | 17.490 | 18/5:13.248 |
| 13 | 5 | 18.756 | 18/5:15.122 |
| 14 | 4 | 17.556 | 18/5:15.185 |
| 15 | 3 | 17.815 | 18/5:15.551 |
| 16 | 4 | 17.783 | 18/5:15.835 |
| 17 | 4 | 17.928 | 18/5:16.239 |
| 18 | 4 | 17.893 | 18/5:16.563 |