| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 22.850 | N/A |
| 2 | 3 | 19.994 | 18/6:02.748 |
| 3 | 3 | 20.676 | 18/6:08.545 |
| 4 | 3 | 22.088 | 18/6:18.478 |
| 5 | 3 | 21.335 | 18/6:20.245 |
| 6 | 2 | 20.256 | 18/6:17.636 |
| 7 | 2 | 20.877 | 18/6:17.657 |
| 8 | 2 | 20.003 | 18/6:15.549 |
| 9 | 2 | 22.459 | 18/6:19.187 |
| 10 | 2 | 20.649 | 18/6:18.597 |
| 11 | 2 | 19.576 | 18/6:16.302 |
| 12 | 2 | 19.748 | 18/6:14.689 |
| 13 | 1 | 21.299 | 18/6:15.543 |
| 14 | 2 | 23.568 | 18/6:19.232 |
| 15 | 2 | 20.682 | 18/6:18.890 |
| 16 | 2 | 20.774 | 18/6:18.698 |
| 17 | 1 | 20.351 | 18/6:18.080 |
| 18 | 3 | 23.982 | 18/6:21.167 |