| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 20.893 | 18/6:16.074 |
| 2 | 1 | 20.184 | 18/6:09.693 |
| 3 | 1 | 19.715 | 18/6:04.752 |
| 4 | 1 | 20.216 | 18/6:04.536 |
| 5 | 1 | 21.077 | 18/6:07.506 |
| 6 | 1 | 19.556 | 18/6:04.923 |
| 7 | 1 | 20.986 | 18/6:06.755 |
| 8 | 1 | 20.467 | 18/6:06.962 |
| 9 | 1 | 24.820 | 18/6:15.828 |
| 10 | 1 | 22.530 | 18/6:18.799 |
| 11 | 1 | 22.249 | 18/6:20.770 |
| 12 | 2 | 22.289 | 17/6:01.224 |
| 13 | 2 | 22.206 | 17/6:02.477 |
| 14 | 2 | 20.797 | 17/6:01.839 |
| 15 | 2 | 19.781 | 17/6:00.135 |
| 16 | 2 | 20.786 | 18/6:20.871 |
| 17 | 2 | 20.359 | 18/6:20.023 |
| 18 | 2 | 22.512 | 18/6:21.423 |