| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 5 | 26.337 | N/A |
| 2 | 5 | 20.914 | 20/7:03.703 |
| 3 | 5 | 20.751 | 20/7:02.154 |
| 4 | 5 | 20.685 | 20/7:01.220 |
| 5 | 5 | 22.837 | 20/7:10.975 |
| 6 | 6 | 22.642 | 20/7:16.087 |
| 7 | 5 | 21.443 | 20/7:15.698 |
| 8 | 6 | 22.762 | 20/7:19.000 |
| 9 | 6 | 21.194 | 20/7:17.753 |
| 10 | 7 | 24.982 | 19/7:02.757 |
| 11 | 7 | 21.535 | 19/7:01.878 |
| 12 | 7 | 20.726 | 20/7:21.696 |
| 13 | 7 | 23.764 | 19/7:02.689 |
| 14 | 7 | 21.188 | 19/7:01.538 |
| 15 | 7 | 20.642 | 20/7:21.710 |
| 16 | 7 | 20.587 | 20/7:20.096 |
| 17 | 7 | 20.798 | 20/7:18.933 |
| 18 | 8 | 21.292 | 20/7:18.460 |
| 19 | 7 | 24.061 | 20/7:20.962 |
| 20 | 7 | 22.379 | 20/7:21.519 |