| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 17.178 | 18/5:09.204 |
| 2 | 1 | 17.459 | 18/5:11.733 |
| 3 | 1 | 16.600 | 18/5:07.422 |
| 4 | 1 | 17.468 | 18/5:09.173 |
| 5 | 2 | 18.761 | 21/6:07.357 |
| 6 | 2 | 17.519 | 21/6:07.447 |
| 7 | 2 | 23.567 | 20/6:07.291 |
| 8 | 2 | 21.863 | 20/6:16.037 |
| 9 | 2 | 19.383 | 20/6:17.329 |
| 10 | 2 | 16.359 | 20/6:12.314 |
| 11 | 2 | 16.028 | 20/6:07.609 |
| 12 | 2 | 16.884 | 20/6:05.115 |
| 13 | 2 | 16.183 | 20/6:01.926 |
| 14 | 2 | 17.954 | 20/6:01.723 |
| 15 | 2 | 15.923 | 21/6:16.781 |
| 16 | 2 | 16.292 | 21/6:14.615 |
| 17 | 2 | 20.753 | 20/6:00.205 |
| 18 | 2 | 16.928 | 21/6:16.952 |
| 19 | 2 | 18.408 | 21/6:17.458 |
| 20 | 2 | 18.560 | 20/6:00.070 |