| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 17.779 | 21/6:13.359 |
| 2 | 1 | 17.236 | 21/6:07.658 |
| 3 | 1 | 17.728 | 21/6:09.201 |
| 4 | 1 | 16.706 | 21/6:04.607 |
| 5 | 1 | 17.379 | 21/6:04.678 |
| 6 | 1 | 19.596 | 21/6:12.484 |
| 7 | 2 | 20.170 | 20/6:01.697 |
| 8 | 2 | 20.309 | 20/6:07.258 |
| 9 | 3 | 21.348 | 20/6:13.891 |
| 10 | 3 | 17.904 | 20/6:12.310 |
| 11 | 3 | 17.512 | 20/6:10.304 |
| 12 | 3 | 16.766 | 20/6:07.388 |
| 13 | 2 | 16.754 | 20/6:04.903 |
| 14 | 2 | 21.027 | 20/6:08.877 |
| 15 | 2 | 17.714 | 20/6:07.904 |
| 16 | 1 | 16.762 | 20/6:05.863 |
| 17 | 2 | 21.445 | 20/6:09.571 |
| 18 | 2 | 17.612 | 20/6:08.608 |
| 19 | 1 | 19.168 | 20/6:09.384 |
| 20 | 1 | 16.728 | 20/6:07.643 |