| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 17.985 | 21/6:17.685 |
| 2 | 1 | 18.700 | 20/6:06.850 |
| 3 | 1 | 17.897 | 20/6:03.880 |
| 4 | 1 | 19.413 | 20/6:09.975 |
| 5 | 1 | 17.806 | 20/6:07.204 |
| 6 | 1 | 18.282 | 20/6:06.943 |
| 7 | 1 | 18.007 | 20/6:05.971 |
| 8 | 1 | 17.776 | 20/6:04.665 |
| 9 | 1 | 18.381 | 20/6:04.993 |
| 10 | 1 | 17.779 | 20/6:04.052 |
| 11 | 1 | 16.996 | 20/6:01.858 |
| 12 | 1 | 18.438 | 20/6:02.433 |
| 13 | 1 | 20.611 | 20/6:06.263 |
| 14 | 1 | 18.266 | 20/6:06.196 |
| 15 | 1 | 18.583 | 20/6:06.560 |
| 16 | 1 | 19.300 | 20/6:07.775 |
| 17 | 1 | 17.885 | 20/6:07.182 |
| 18 | 1 | 17.870 | 20/6:06.639 |
| 19 | 1 | 17.980 | 20/6:06.268 |
| 20 | 1 | 18.632 | 20/6:06.587 |