| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 4 | 9.954 | N/A |
| 2 | 3 | 19.585 | 19/6:02.484 |
| 3 | 1 | 19.164 | 20/6:18.069 |
| 4 | 1 | 18.982 | 20/6:15.583 |
| 5 | 4 | 21.208 | 19/6:05.179 |
| 6 | 2 | 18.229 | 20/6:19.192 |
| 7 | 2 | 17.749 | 20/6:13.857 |
| 8 | 1 | 18.448 | 20/6:11.944 |
| 9 | 1 | 18.454 | 20/6:10.524 |
| 10 | 1 | 17.716 | 20/6:07.861 |
| 11 | 1 | 17.698 | 20/6:05.696 |
| 12 | 1 | 17.735 | 20/6:03.989 |
| 13 | 1 | 18.019 | 20/6:03.016 |
| 14 | 1 | 18.018 | 20/6:02.192 |
| 15 | 1 | 18.413 | 20/6:02.021 |
| 16 | 1 | 18.240 | 20/6:01.654 |
| 17 | 1 | 17.743 | 20/6:00.742 |
| 18 | 2 | 26.459 | 20/6:09.679 |
| 19 | 2 | 18.017 | 20/6:08.713 |
| 20 | 2 | 17.858 | 20/6:07.689 |