| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 17.684 | 21/6:11.364 |
| 2 | 1 | 18.642 | 20/6:03.260 |
| 3 | 1 | 18.490 | 20/6:05.440 |
| 4 | 1 | 17.580 | 20/6:01.980 |
| 5 | 2 | 23.610 | 19/6:04.823 |
| 6 | 2 | 20.056 | 19/6:07.530 |
| 7 | 2 | 17.694 | 19/6:03.052 |
| 8 | 2 | 19.861 | 19/6:04.840 |
| 9 | 2 | 18.829 | 19/6:04.053 |
| 10 | 2 | 21.863 | 19/6:09.187 |
| 11 | 2 | 20.124 | 19/6:10.384 |
| 12 | 2 | 19.701 | 19/6:10.712 |
| 13 | 1 | 17.992 | 19/6:08.492 |
| 14 | 2 | 19.537 | 19/6:08.685 |
| 15 | 2 | 23.039 | 19/6:13.289 |
| 16 | 2 | 18.918 | 19/6:12.424 |
| 17 | 2 | 18.984 | 19/6:11.734 |
| 18 | 2 | 19.857 | 19/6:12.042 |
| 19 | 2 | 17.878 | 19/6:10.339 |