| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 4 | 18.359 | 20/6:07.180 |
| 2 | 4 | 17.926 | 20/6:02.850 |
| 3 | 4 | 20.013 | 20/6:15.320 |
| 4 | 5 | 22.752 | 19/6:15.488 |
| 5 | 5 | 18.288 | 19/6:09.884 |
| 6 | 5 | 17.586 | 19/6:03.926 |
| 7 | 4 | 17.329 | 20/6:17.866 |
| 8 | 5 | 18.168 | 20/6:16.053 |
| 9 | 4 | 18.155 | 20/6:14.613 |
| 10 | 4 | 18.682 | 20/6:14.516 |
| 11 | 4 | 17.930 | 20/6:13.069 |
| 12 | 4 | 17.662 | 20/6:11.417 |
| 13 | 4 | 18.479 | 20/6:11.275 |
| 14 | 4 | 17.498 | 20/6:09.753 |
| 15 | 4 | 19.580 | 20/6:11.209 |
| 16 | 4 | 17.679 | 20/6:10.107 |
| 17 | 4 | 18.289 | 20/6:09.853 |
| 18 | 4 | 17.645 | 20/6:08.911 |
| 19 | 4 | 18.626 | 20/6:09.101 |
| 20 | 4 | 18.073 | 20/6:08.719 |