| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 19.051 | 19/6:01.969 |
| 2 | 1 | 18.686 | 20/6:17.370 |
| 3 | 1 | 19.328 | 19/6:01.412 |
| 4 | 2 | 23.891 | 18/6:04.302 |
| 5 | 1 | 18.876 | 19/6:19.362 |
| 6 | 1 | 18.282 | 19/6:14.028 |
| 7 | 1 | 19.419 | 19/6:13.304 |
| 8 | 3 | 24.522 | 18/6:04.624 |
| 9 | 3 | 19.554 | 18/6:03.218 |
| 10 | 3 | 19.671 | 18/6:02.304 |
| 11 | 1 | 21.587 | 18/6:04.691 |
| 12 | 1 | 18.517 | 18/6:02.076 |
| 13 | 2 | 25.211 | 18/6:09.132 |
| 14 | 4 | 20.230 | 18/6:08.775 |
| 15 | 4 | 18.622 | 18/6:06.536 |
| 16 | 4 | 19.803 | 18/6:05.906 |
| 17 | 4 | 20.453 | 18/6:06.038 |
| 18 | 4 | 20.815 | 18/6:06.518 |