| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 19.349 | 19/6:07.631 |
| 2 | 2 | 18.114 | 20/6:14.630 |
| 3 | 1 | 17.205 | 20/6:04.453 |
| 4 | 2 | 18.995 | 20/6:08.315 |
| 5 | 2 | 20.703 | 20/6:17.464 |
| 6 | 2 | 18.834 | 20/6:17.333 |
| 7 | 2 | 17.175 | 20/6:12.500 |
| 8 | 2 | 17.713 | 20/6:10.220 |
| 9 | 2 | 18.273 | 20/6:09.691 |
| 10 | 2 | 18.933 | 20/6:10.588 |
| 11 | 1 | 18.227 | 20/6:10.038 |
| 12 | 1 | 18.170 | 20/6:09.485 |
| 13 | 1 | 17.994 | 20/6:08.746 |
| 14 | 2 | 19.731 | 20/6:10.594 |
| 15 | 2 | 22.326 | 20/6:15.656 |
| 16 | 2 | 19.466 | 20/6:16.510 |
| 17 | 2 | 18.318 | 20/6:15.913 |
| 18 | 2 | 18.749 | 20/6:15.861 |
| 19 | 2 | 19.238 | 20/6:16.329 |
| 20 | 2 | 18.176 | 20/6:15.689 |