| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 21.873 | N/A |
| 2 | 1 | 20.938 | 21/7:20.633 |
| 3 | 1 | 21.322 | 20/7:03.343 |
| 4 | 1 | 19.727 | 21/7:15.119 |
| 5 | 1 | 22.021 | 20/7:00.911 |
| 6 | 1 | 19.574 | 21/7:16.201 |
| 7 | 2 | 23.865 | 20/7:05.455 |
| 8 | 1 | 19.429 | 20/7:00.536 |
| 9 | 1 | 19.487 | 21/7:17.780 |
| 10 | 1 | 23.828 | 20/7:03.387 |
| 11 | 1 | 19.866 | 20/7:00.981 |
| 12 | 2 | 20.800 | 20/7:00.626 |
| 13 | 2 | 22.458 | 20/7:02.955 |
| 14 | 1 | 24.528 | 20/7:07.951 |
| 15 | 1 | 19.576 | 20/7:05.513 |
| 16 | 1 | 20.403 | 20/7:04.447 |
| 17 | 1 | 19.862 | 20/7:02.872 |
| 18 | 1 | 19.019 | 20/7:00.541 |
| 19 | 1 | 19.568 | 21/7:19.951 |
| 20 | 1 | 20.602 | 21/7:19.634 |
| 21 | 1 | 25.884 | 21/7:24.630 |