| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 21.167 | 18/6:21.006 |
| 2 | 4 | 22.116 | 17/6:07.906 |
| 3 | 3 | 20.699 | 17/6:02.565 |
| 4 | 3 | 20.669 | 18/6:20.929 |
| 5 | 4 | 24.569 | 17/6:11.348 |
| 6 | 4 | 19.894 | 17/6:05.823 |
| 7 | 4 | 21.467 | 17/6:05.697 |
| 8 | 4 | 19.898 | 17/6:02.268 |
| 9 | 3 | 21.042 | 17/6:01.762 |
| 10 | 3 | 21.089 | 17/6:01.437 |
| 11 | 3 | 20.652 | 17/6:00.496 |
| 12 | 3 | 21.046 | 17/6:00.270 |
| 13 | 3 | 20.799 | 18/6:20.917 |
| 14 | 3 | 20.930 | 18/6:20.619 |
| 15 | 3 | 20.427 | 18/6:19.757 |
| 16 | 3 | 20.341 | 18/6:18.906 |
| 17 | 3 | 21.430 | 18/6:19.308 |
| 18 | 3 | 20.945 | 18/6:19.180 |