| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 17.912 | 21/6:16.152 |
| 2 | 2 | 16.867 | 21/6:05.179 |
| 3 | 2 | 17.648 | 21/6:06.989 |
| 4 | 2 | 17.364 | 21/6:06.403 |
| 5 | 2 | 17.431 | 21/6:06.332 |
| 6 | 3 | 17.249 | 21/6:05.648 |
| 7 | 3 | 17.933 | 21/6:07.212 |
| 8 | 3 | 17.021 | 21/6:05.991 |
| 9 | 2 | 16.935 | 21/6:04.840 |
| 10 | 4 | 28.905 | 20/6:10.530 |
| 11 | 4 | 17.364 | 20/6:08.416 |
| 12 | 4 | 21.030 | 20/6:12.765 |
| 13 | 4 | 17.156 | 20/6:10.485 |
| 14 | 4 | 17.468 | 20/6:08.976 |
| 15 | 4 | 17.931 | 20/6:08.285 |
| 16 | 4 | 17.238 | 20/6:06.815 |
| 17 | 4 | 18.023 | 20/6:06.441 |
| 18 | 4 | 16.987 | 20/6:04.958 |
| 19 | 4 | 17.687 | 20/6:04.367 |
| 20 | 4 | 17.269 | 20/6:03.418 |