| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 19.495 | 19/6:10.405 |
| 2 | 2 | 19.819 | 19/6:13.483 |
| 3 | 1 | 19.704 | 19/6:13.781 |
| 4 | 1 | 19.929 | 19/6:14.998 |
| 5 | 1 | 19.649 | 19/6:14.665 |
| 6 | 1 | 19.616 | 19/6:14.338 |
| 7 | 2 | 21.999 | 18/6:00.543 |
| 8 | 2 | 20.653 | 18/6:01.944 |
| 9 | 1 | 19.502 | 18/6:00.732 |
| 10 | 1 | 22.154 | 18/6:04.536 |
| 11 | 2 | 19.941 | 18/6:04.027 |
| 12 | 2 | 19.792 | 18/6:03.380 |
| 13 | 2 | 20.162 | 18/6:03.344 |
| 14 | 2 | 20.452 | 18/6:03.686 |
| 15 | 2 | 20.415 | 18/6:03.938 |
| 16 | 3 | 29.877 | 18/6:14.804 |
| 17 | 2 | 19.528 | 18/6:13.433 |
| 18 | 2 | 19.643 | 18/6:12.330 |