| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 17.968 | 21/6:17.328 |
| 2 | 2 | 18.136 | 20/6:01.040 |
| 3 | 2 | 17.977 | 20/6:00.540 |
| 4 | 2 | 17.831 | 21/6:17.538 |
| 5 | 2 | 18.272 | 20/6:00.736 |
| 6 | 2 | 18.630 | 20/6:02.713 |
| 7 | 2 | 17.548 | 20/6:01.034 |
| 8 | 2 | 17.499 | 21/6:17.635 |
| 9 | 2 | 18.490 | 20/6:00.780 |
| 10 | 2 | 18.403 | 20/6:01.508 |
| 11 | 2 | 18.843 | 20/6:02.904 |
| 12 | 2 | 17.842 | 20/6:02.398 |
| 13 | 2 | 18.483 | 20/6:02.957 |
| 14 | 2 | 18.174 | 20/6:02.994 |
| 15 | 2 | 18.113 | 20/6:02.945 |
| 16 | 3 | 18.700 | 20/6:03.636 |
| 17 | 3 | 18.520 | 20/6:04.034 |
| 18 | 3 | 18.004 | 20/6:03.814 |
| 19 | 3 | 18.198 | 20/6:03.822 |
| 20 | 3 | 18.974 | 20/6:04.605 |