| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 9.780 | N/A |
| 2 | 2 | 17.826 | 21/6:06.003 |
| 3 | 2 | 17.628 | 21/6:04.032 |
| 4 | 1 | 19.903 | 20/6:00.374 |
| 5 | 1 | 17.513 | 21/6:14.013 |
| 6 | 1 | 17.727 | 21/6:12.168 |
| 7 | 1 | 17.424 | 21/6:09.085 |
| 8 | 2 | 19.192 | 21/6:13.245 |
| 9 | 1 | 18.314 | 21/6:13.597 |
| 10 | 1 | 18.256 | 21/6:13.742 |
| 11 | 1 | 24.511 | 20/6:07.538 |
| 12 | 1 | 18.116 | 20/6:06.306 |
| 13 | 1 | 23.723 | 20/6:14.157 |
| 14 | 1 | 17.612 | 20/6:11.868 |
| 15 | 1 | 22.299 | 20/6:16.268 |
| 16 | 2 | 20.370 | 20/6:17.637 |
| 17 | 1 | 20.775 | 20/6:19.316 |
| 18 | 1 | 17.922 | 20/6:17.609 |
| 19 | 1 | 18.203 | 20/6:16.389 |
| 20 | 1 | 17.912 | 20/6:15.006 |