| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 23.924 | N/A |
| 2 | 2 | 20.208 | 21/7:08.084 |
| 3 | 3 | 26.922 | 18/7:04.529 |
| 4 | 3 | 19.726 | 19/7:05.006 |
| 5 | 2 | 19.388 | 20/7:13.583 |
| 6 | 2 | 18.516 | 20/7:02.012 |
| 7 | 1 | 19.046 | 21/7:16.610 |
| 8 | 2 | 23.034 | 20/7:02.489 |
| 9 | 2 | 18.866 | 21/7:18.189 |
| 10 | 2 | 19.167 | 21/7:14.752 |
| 11 | 1 | 20.488 | 21/7:14.646 |
| 12 | 1 | 18.910 | 21/7:11.689 |
| 13 | 1 | 19.125 | 21/7:09.584 |
| 14 | 1 | 19.784 | 21/7:08.816 |
| 15 | 1 | 19.189 | 21/7:07.308 |
| 16 | 1 | 20.309 | 21/7:07.494 |
| 17 | 1 | 21.589 | 21/7:09.257 |
| 18 | 1 | 18.825 | 21/7:07.561 |
| 19 | 2 | 26.832 | 21/7:14.950 |
| 20 | 2 | 20.821 | 21/7:15.234 |
| 21 | 1 | 21.964 | 21/7:16.633 |