| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 21.098 | 20/7:01.960 |
| 2 | 1 | 21.139 | 20/7:02.370 |
| 3 | 1 | 21.461 | 20/7:04.653 |
| 4 | 1 | 20.848 | 20/7:02.730 |
| 5 | 1 | 20.256 | 21/7:20.168 |
| 6 | 1 | 22.005 | 20/7:02.690 |
| 7 | 1 | 23.742 | 20/7:10.140 |
| 8 | 1 | 20.974 | 20/7:08.807 |
| 9 | 1 | 24.647 | 20/7:15.933 |
| 10 | 1 | 20.916 | 20/7:14.172 |
| 11 | 1 | 21.794 | 20/7:14.327 |
| 12 | 2 | 24.277 | 20/7:18.595 |
| 13 | 2 | 22.038 | 20/7:18.762 |
| 14 | 2 | 20.525 | 20/7:16.743 |
| 15 | 2 | 21.469 | 20/7:16.252 |
| 16 | 2 | 25.918 | 20/7:21.384 |
| 17 | 2 | 23.382 | 19/7:00.782 |
| 18 | 2 | 23.359 | 19/7:02.062 |
| 19 | 2 | 22.638 | 19/7:02.486 |