| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 17.482 | 21/6:07.122 |
| 2 | 1 | 16.951 | 21/6:01.546 |
| 3 | 1 | 18.218 | 21/6:08.557 |
| 4 | 1 | 18.907 | 21/6:15.679 |
| 5 | 1 | 17.548 | 21/6:14.245 |
| 6 | 2 | 18.321 | 21/6:15.994 |
| 7 | 2 | 20.882 | 20/6:06.597 |
| 8 | 2 | 18.455 | 20/6:06.910 |
| 9 | 2 | 17.232 | 20/6:04.436 |
| 10 | 2 | 22.991 | 20/6:13.974 |
| 11 | 2 | 17.649 | 20/6:12.065 |
| 12 | 2 | 18.244 | 20/6:11.467 |
| 13 | 2 | 17.439 | 20/6:09.722 |
| 14 | 2 | 17.401 | 20/6:08.171 |
| 15 | 2 | 19.198 | 20/6:09.224 |
| 16 | 2 | 18.362 | 20/6:09.100 |
| 17 | 2 | 20.600 | 20/6:11.624 |
| 18 | 2 | 17.933 | 20/6:10.903 |
| 19 | 2 | 18.688 | 20/6:11.054 |
| 20 | 2 | 17.637 | 20/6:10.138 |