| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 17.352 | 21/6:04.392 |
| 2 | 1 | 19.225 | 20/6:05.770 |
| 3 | 1 | 19.966 | 20/6:16.953 |
| 4 | 1 | 19.884 | 19/6:03.028 |
| 5 | 1 | 17.705 | 20/6:16.528 |
| 6 | 2 | 23.317 | 19/6:11.922 |
| 7 | 2 | 17.247 | 19/6:05.603 |
| 8 | 1 | 16.619 | 20/6:18.287 |
| 9 | 2 | 20.824 | 19/6:03.405 |
| 10 | 2 | 16.706 | 20/6:17.690 |
| 11 | 2 | 17.848 | 20/6:15.805 |
| 12 | 2 | 20.770 | 19/6:00.150 |
| 13 | 2 | 17.395 | 20/6:16.705 |
| 14 | 2 | 17.524 | 20/6:14.831 |
| 15 | 2 | 22.617 | 19/6:00.999 |
| 16 | 2 | 16.726 | 20/6:17.156 |
| 17 | 2 | 17.725 | 20/6:15.824 |
| 18 | 2 | 16.524 | 20/6:13.304 |
| 19 | 2 | 20.033 | 20/6:14.744 |
| 20 | 2 | 16.774 | 20/6:12.781 |