| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 17.773 | 21/6:13.233 |
| 2 | 6 | 24.961 | 17/6:03.239 |
| 3 | 6 | 17.385 | 18/6:00.714 |
| 4 | 5 | 18.462 | 19/6:13.260 |
| 5 | 5 | 17.965 | 19/6:06.875 |
| 6 | 4 | 17.509 | 19/6:01.174 |
| 7 | 2 | 17.308 | 20/6:15.323 |
| 8 | 2 | 18.093 | 20/6:13.640 |
| 9 | 3 | 19.304 | 20/6:15.022 |
| 10 | 2 | 17.607 | 20/6:12.734 |
| 11 | 2 | 17.922 | 20/6:11.435 |
| 12 | 2 | 17.261 | 20/6:09.250 |
| 13 | 2 | 17.506 | 20/6:07.778 |
| 14 | 2 | 17.808 | 20/6:06.949 |
| 15 | 2 | 20.034 | 20/6:09.197 |
| 16 | 1 | 17.585 | 20/6:08.104 |
| 17 | 1 | 18.039 | 20/6:07.673 |
| 18 | 2 | 20.431 | 20/6:09.948 |
| 19 | 2 | 17.293 | 20/6:08.680 |
| 20 | 2 | 17.702 | 20/6:07.948 |