| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 18.133 | 20/6:02.660 |
| 2 | 3 | 19.956 | 19/6:01.846 |
| 3 | 2 | 17.722 | 20/6:12.073 |
| 4 | 2 | 18.176 | 20/6:09.935 |
| 5 | 3 | 20.990 | 19/6:00.913 |
| 6 | 3 | 17.327 | 20/6:14.347 |
| 7 | 3 | 16.633 | 20/6:08.391 |
| 8 | 2 | 17.545 | 20/6:06.205 |
| 9 | 3 | 17.549 | 20/6:04.513 |
| 10 | 3 | 22.772 | 20/6:13.606 |
| 11 | 3 | 16.705 | 20/6:10.015 |
| 12 | 3 | 16.586 | 20/6:06.823 |
| 13 | 3 | 22.202 | 20/6:12.763 |
| 14 | 3 | 20.539 | 20/6:15.479 |
| 15 | 4 | 20.703 | 20/6:18.051 |
| 16 | 4 | 16.892 | 20/6:15.537 |
| 17 | 4 | 16.227 | 20/6:12.538 |
| 18 | 4 | 16.929 | 20/6:10.651 |
| 19 | 3 | 17.155 | 20/6:09.201 |
| 20 | 3 | 21.497 | 20/6:12.238 |