| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 21.277 | 17/6:01.709 |
| 2 | 1 | 21.573 | 17/6:04.225 |
| 3 | 1 | 20.873 | 17/6:01.097 |
| 4 | 1 | 20.846 | 18/6:20.560 |
| 5 | 1 | 20.129 | 18/6:16.913 |
| 6 | 1 | 20.191 | 18/6:14.667 |
| 7 | 1 | 21.260 | 18/6:15.812 |
| 8 | 1 | 24.478 | 17/6:02.582 |
| 9 | 1 | 19.864 | 18/6:20.982 |
| 10 | 1 | 19.742 | 18/6:18.419 |
| 11 | 1 | 20.426 | 18/6:17.442 |
| 12 | 1 | 19.844 | 18/6:15.754 |
| 13 | 1 | 19.411 | 18/6:13.727 |
| 14 | 1 | 18.988 | 18/6:11.445 |
| 15 | 1 | 20.903 | 18/6:11.766 |
| 16 | 1 | 19.989 | 18/6:11.018 |
| 17 | 1 | 22.933 | 18/6:13.476 |
| 18 | 1 | 20.049 | 18/6:12.776 |