| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 21.522 | N/A |
| 2 | 1 | 17.295 | 21/6:07.422 |
| 3 | 1 | 17.443 | 21/6:08.902 |
| 4 | 2 | 21.345 | 20/6:16.714 |
| 5 | 2 | 17.297 | 20/6:10.077 |
| 6 | 2 | 21.038 | 19/6:01.426 |
| 7 | 2 | 17.496 | 20/6:15.916 |
| 8 | 2 | 17.073 | 20/6:11.629 |
| 9 | 2 | 17.421 | 20/6:09.241 |
| 10 | 1 | 18.492 | 20/6:09.644 |
| 11 | 1 | 17.664 | 20/6:08.393 |
| 12 | 1 | 17.859 | 20/6:07.707 |
| 13 | 1 | 17.258 | 20/6:06.183 |
| 14 | 1 | 18.204 | 20/6:06.277 |
| 15 | 1 | 18.083 | 20/6:06.192 |
| 16 | 1 | 17.502 | 20/6:05.384 |
| 17 | 1 | 17.474 | 20/6:04.643 |
| 18 | 1 | 17.775 | 20/6:04.325 |
| 19 | 1 | 18.328 | 20/6:04.627 |
| 20 | 1 | 21.139 | 20/6:07.708 |