| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 6 | 3.994 | N/A |
| 2 | 4 | 23.366 | 19/7:04.582 |
| 3 | 6 | 24.121 | 19/7:11.377 |
| 4 | 6 | 22.197 | 19/7:02.098 |
| 5 | 5 | 22.131 | 20/7:20.115 |
| 6 | 5 | 21.798 | 20/7:15.723 |
| 7 | 5 | 21.713 | 20/7:12.526 |
| 8 | 5 | 21.403 | 20/7:09.401 |
| 9 | 5 | 21.970 | 20/7:08.404 |
| 10 | 5 | 21.693 | 20/7:07.043 |
| 11 | 5 | 21.170 | 20/7:04.961 |
| 12 | 6 | 22.479 | 20/7:05.519 |
| 13 | 5 | 21.106 | 20/7:03.810 |
| 14 | 5 | 21.679 | 20/7:03.201 |
| 15 | 5 | 22.448 | 20/7:03.723 |
| 16 | 5 | 21.699 | 20/7:03.226 |
| 17 | 5 | 22.479 | 20/7:03.718 |
| 18 | 5 | 21.608 | 20/7:03.178 |
| 19 | 5 | 22.237 | 20/7:03.363 |
| 20 | 5 | 23.459 | 20/7:04.750 |