| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 17.642 | 21/6:10.482 |
| 2 | 2 | 18.348 | 21/6:17.895 |
| 3 | 1 | 17.794 | 21/6:16.488 |
| 4 | 1 | 18.025 | 21/6:16.997 |
| 5 | 1 | 18.753 | 20/6:02.248 |
| 6 | 1 | 17.359 | 21/6:17.724 |
| 7 | 1 | 19.276 | 20/6:03.420 |
| 8 | 2 | 20.257 | 20/6:08.635 |
| 9 | 2 | 17.809 | 20/6:07.251 |
| 10 | 2 | 22.805 | 20/6:16.136 |
| 11 | 2 | 19.704 | 20/6:17.767 |
| 12 | 2 | 16.870 | 20/6:14.403 |
| 13 | 2 | 17.081 | 20/6:11.882 |
| 14 | 2 | 16.171 | 20/6:08.420 |
| 15 | 1 | 17.393 | 20/6:07.049 |
| 16 | 1 | 18.587 | 20/6:07.343 |
| 17 | 2 | 19.352 | 20/6:08.501 |
| 18 | 1 | 16.431 | 20/6:06.286 |
| 19 | 1 | 16.975 | 20/6:04.876 |
| 20 | 1 | 18.887 | 20/6:05.519 |