| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 4 | 20.361 | N/A |
| 2 | 2 | 17.159 | 21/6:03.541 |
| 3 | 2 | 17.002 | 21/6:01.971 |
| 4 | 3 | 17.787 | 21/6:06.681 |
| 5 | 3 | 17.459 | 21/6:07.396 |
| 6 | 3 | 17.745 | 21/6:08.969 |
| 7 | 3 | 17.085 | 21/6:07.817 |
| 8 | 3 | 17.438 | 21/6:08.003 |
| 9 | 3 | 17.246 | 21/6:07.663 |
| 10 | 3 | 17.109 | 21/6:07.094 |
| 11 | 2 | 17.317 | 21/6:07.055 |
| 12 | 2 | 17.477 | 21/6:07.313 |
| 13 | 4 | 19.319 | 21/6:10.599 |
| 14 | 6 | 18.763 | 21/6:12.524 |
| 15 | 5 | 17.180 | 21/6:11.912 |
| 16 | 5 | 17.262 | 21/6:11.491 |
| 17 | 4 | 17.329 | 21/6:11.207 |
| 18 | 4 | 17.060 | 21/6:10.639 |
| 19 | 5 | 18.492 | 21/6:11.726 |
| 20 | 4 | 17.328 | 21/6:11.473 |
| 21 | 3 | 17.968 | 21/6:11.886 |