| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 23.003 | N/A |
| 2 | 1 | 21.246 | 20/7:06.677 |
| 3 | 1 | 21.306 | 20/7:07.247 |
| 4 | 1 | 21.485 | 20/7:08.570 |
| 5 | 1 | 20.831 | 20/7:06.126 |
| 6 | 1 | 21.451 | 20/7:07.015 |
| 7 | 1 | 21.197 | 20/7:06.803 |
| 8 | 2 | 24.508 | 20/7:15.639 |
| 9 | 2 | 25.354 | 19/7:02.103 |
| 10 | 2 | 20.734 | 20/7:21.239 |
| 11 | 2 | 22.297 | 20/7:21.780 |
| 12 | 2 | 20.791 | 20/7:19.621 |
| 13 | 2 | 21.713 | 20/7:19.281 |
| 14 | 2 | 22.164 | 20/7:19.654 |
| 15 | 2 | 21.114 | 20/7:18.547 |
| 16 | 2 | 20.383 | 20/7:16.663 |
| 17 | 2 | 20.693 | 20/7:15.382 |
| 18 | 1 | 23.162 | 20/7:17.011 |
| 19 | 1 | 24.430 | 20/7:19.798 |
| 20 | 1 | 21.021 | 20/7:18.883 |