| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 4 | 20.052 | 18/6:00.936 |
| 2 | 3 | 20.056 | 18/6:00.972 |
| 3 | 3 | 19.656 | 19/6:18.505 |
| 4 | 2 | 21.449 | 18/6:05.459 |
| 5 | 3 | 18.954 | 18/6:00.601 |
| 6 | 2 | 19.533 | 19/6:19.050 |
| 7 | 4 | 23.686 | 18/6:08.707 |
| 8 | 3 | 19.387 | 18/6:06.239 |
| 9 | 3 | 21.065 | 18/6:07.676 |
| 10 | 3 | 19.670 | 18/6:06.314 |
| 11 | 3 | 21.885 | 18/6:08.825 |
| 12 | 6 | 22.298 | 18/6:11.536 |
| 13 | 6 | 22.526 | 18/6:14.147 |
| 14 | 6 | 21.024 | 18/6:14.453 |
| 15 | 6 | 18.865 | 18/6:12.127 |
| 16 | 6 | 19.663 | 18/6:10.990 |
| 17 | 6 | 22.677 | 18/6:13.178 |
| 18 | 6 | 20.754 | 18/6:13.200 |