| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 22.397 | 19/7:05.543 |
| 2 | 1 | 22.288 | 19/7:04.508 |
| 3 | 1 | 22.790 | 19/7:07.342 |
| 4 | 1 | 20.472 | 20/7:19.735 |
| 5 | 1 | 25.655 | 19/7:11.688 |
| 6 | 1 | 23.094 | 19/7:12.871 |
| 7 | 1 | 24.600 | 19/7:17.803 |
| 8 | 1 | 21.256 | 19/7:13.561 |
| 9 | 1 | 24.844 | 19/7:17.836 |
| 10 | 1 | 31.777 | 18/7:10.511 |
| 11 | 1 | 22.726 | 18/7:08.562 |
| 12 | 1 | 22.021 | 18/7:05.880 |
| 13 | 1 | 21.863 | 18/7:03.392 |
| 14 | 1 | 22.157 | 18/7:01.637 |
| 15 | 2 | 28.732 | 18/7:08.006 |
| 16 | 2 | 22.753 | 18/7:06.853 |
| 17 | 1 | 20.557 | 18/7:03.510 |
| 18 | 2 | 20.620 | 18/7:00.602 |