| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 17.946 | 21/6:16.866 |
| 2 | 2 | 20.521 | 19/6:05.436 |
| 3 | 2 | 17.781 | 20/6:14.987 |
| 4 | 1 | 18.453 | 20/6:13.505 |
| 5 | 2 | 17.946 | 20/6:10.588 |
| 6 | 2 | 19.933 | 20/6:15.267 |
| 7 | 2 | 18.407 | 20/6:14.249 |
| 8 | 2 | 17.305 | 20/6:10.730 |
| 9 | 2 | 17.480 | 20/6:08.382 |
| 10 | 2 | 16.892 | 20/6:05.328 |
| 11 | 1 | 17.140 | 20/6:03.280 |
| 12 | 1 | 18.088 | 20/6:03.153 |
| 13 | 1 | 17.196 | 20/6:01.674 |
| 14 | 1 | 17.240 | 20/6:00.469 |
| 15 | 1 | 17.369 | 21/6:17.576 |
| 16 | 1 | 18.030 | 21/6:17.642 |
| 17 | 1 | 17.658 | 21/6:17.240 |
| 18 | 1 | 19.077 | 20/6:00.513 |
| 19 | 1 | 17.446 | 21/6:17.898 |
| 20 | 1 | 17.328 | 21/6:17.198 |