| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 18.238 | 20/6:04.760 |
| 2 | 1 | 18.203 | 20/6:04.410 |
| 3 | 2 | 18.381 | 20/6:05.480 |
| 4 | 2 | 17.424 | 20/6:01.230 |
| 5 | 2 | 18.154 | 20/6:01.600 |
| 6 | 2 | 18.113 | 20/6:01.710 |
| 7 | 2 | 19.506 | 20/6:05.769 |
| 8 | 2 | 17.783 | 20/6:04.505 |
| 9 | 2 | 25.132 | 19/6:00.861 |
| 10 | 2 | 17.991 | 20/6:17.850 |
| 11 | 2 | 18.848 | 20/6:17.769 |
| 12 | 2 | 19.547 | 20/6:18.867 |
| 13 | 2 | 18.442 | 20/6:18.095 |
| 14 | 2 | 20.792 | 19/6:01.752 |
| 15 | 2 | 18.18 | 19/6:00.435 |
| 16 | 2 | 17.774 | 20/6:17.910 |
| 17 | 2 | 17.631 | 20/6:16.422 |
| 18 | 2 | 18.428 | 20/6:15.986 |
| 19 | 2 | 18.429 | 20/6:15.596 |
| 20 | 2 | 18.760 | 20/6:15.576 |