| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 4 | 19.023 | 19/6:01.437 |
| 2 | 3 | 18.562 | 20/6:15.850 |
| 3 | 3 | 19.200 | 20/6:18.567 |
| 4 | 3 | 19.774 | 19/6:03.655 |
| 5 | 3 | 18.480 | 19/6:01.148 |
| 6 | 3 | 18.642 | 20/6:18.937 |
| 7 | 3 | 18.649 | 20/6:18.086 |
| 8 | 3 | 20.819 | 19/6:03.729 |
| 9 | 3 | 19.417 | 19/6:04.306 |
| 10 | 4 | 20.299 | 19/6:06.443 |
| 11 | 3 | 18.745 | 19/6:05.508 |
| 12 | 3 | 18.927 | 19/6:05.017 |
| 13 | 3 | 19.273 | 19/6:05.107 |
| 14 | 3 | 19.033 | 19/6:04.858 |
| 15 | 3 | 19.190 | 19/6:04.842 |