| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 22.929 | N/A |
| 2 | 2 | 20.133 | 21/7:05.589 |
| 3 | 2 | 19.686 | 21/7:01.119 |
| 4 | 2 | 23.395 | 20/7:03.284 |
| 5 | 2 | 21.981 | 20/7:07.605 |
| 6 | 2 | 26.731 | 19/7:05.862 |
| 7 | 1 | 20.523 | 19/7:00.276 |
| 8 | 1 | 19.975 | 20/7:16.651 |
| 9 | 1 | 24.238 | 19/7:00.418 |
| 10 | 1 | 20.286 | 20/7:18.708 |
| 11 | 1 | 19.918 | 20/7:14.974 |
| 12 | 1 | 20.456 | 20/7:12.848 |
| 13 | 1 | 21.294 | 20/7:12.404 |
| 14 | 1 | 24.991 | 20/7:17.431 |
| 15 | 1 | 24.458 | 20/7:21.017 |
| 16 | 1 | 21.869 | 20/7:20.845 |
| 17 | 1 | 20.120 | 20/7:18.618 |
| 18 | 1 | 21.248 | 20/7:17.913 |
| 19 | 1 | 23.819 | 20/7:20.001 |
| 20 | 2 | 24.070 | 20/7:22.120 |