| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 20.269 | 18/6:04.842 |
| 2 | 1 | 20.625 | 18/6:08.046 |
| 3 | 2 | 21.183 | 18/6:12.462 |
| 4 | 1 | 19.552 | 18/6:07.330 |
| 5 | 1 | 20.192 | 18/6:06.556 |
| 6 | 3 | 23.273 | 18/6:15.282 |
| 7 | 4 | 23.014 | 18/6:20.849 |
| 8 | 4 | 19.710 | 18/6:17.591 |
| 9 | 3 | 20.688 | 18/6:17.012 |
| 10 | 3 | 20.532 | 18/6:16.268 |
| 11 | 2 | 20.629 | 18/6:15.819 |
| 12 | 2 | 19.904 | 18/6:14.356 |
| 13 | 2 | 20.727 | 18/6:14.259 |
| 14 | 2 | 19.756 | 18/6:12.927 |
| 15 | 2 | 19.824 | 18/6:11.854 |
| 16 | 2 | 20.033 | 18/6:11.150 |
| 17 | 2 | 20.404 | 18/6:10.922 |
| 18 | 2 | 20.372 | 18/6:10.687 |