| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 19.083 | N/A |
| 2 | 2 | 17.384 | 21/6:06.763 |
| 3 | 2 | 17.432 | 21/6:07.243 |
| 4 | 2 | 17.617 | 21/6:08.636 |
| 5 | 1 | 17.628 | 21/6:09.388 |
| 6 | 1 | 17.224 | 21/6:08.223 |
| 7 | 1 | 17.645 | 21/6:08.849 |
| 8 | 1 | 17.756 | 21/6:09.614 |
| 9 | 1 | 17.646 | 21/6:09.913 |
| 10 | 2 | 23.558 | 20/6:05.073 |
| 11 | 2 | 17.369 | 20/6:03.475 |
| 12 | 2 | 17.174 | 20/6:01.830 |
| 13 | 2 | 16.826 | 21/6:17.848 |
| 14 | 2 | 16.893 | 21/6:16.239 |
| 15 | 2 | 18.882 | 21/6:17.703 |
| 16 | 2 | 17.338 | 21/6:16.912 |
| 17 | 2 | 17.053 | 21/6:15.864 |
| 18 | 2 | 17.135 | 21/6:15.035 |
| 19 | 2 | 16.888 | 21/6:14.025 |
| 20 | 2 | 16.958 | 21/6:13.194 |
| 21 | 2 | 18.744 | 21/6:14.233 |