| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 23.149 | 19/7:19.831 |
| 2 | 1 | 22.239 | 19/7:11.186 |
| 3 | 1 | 22.756 | 19/7:11.579 |
| 4 | 1 | 22.427 | 19/7:10.212 |
| 5 | 1 | 21.977 | 19/7:07.682 |
| 6 | 1 | 24.471 | 19/7:13.894 |
| 7 | 1 | 22.411 | 19/7:12.739 |
| 8 | 1 | 21.911 | 19/7:10.685 |
| 9 | 1 | 23.707 | 19/7:12.879 |
| 10 | 1 | 24.686 | 19/7:16.495 |
| 11 | 1 | 23.380 | 19/7:17.197 |
| 12 | 1 | 23.401 | 19/7:17.815 |
| 13 | 2 | 23.387 | 19/7:18.318 |
| 14 | 2 | 21.473 | 19/7:16.152 |
| 15 | 2 | 22.081 | 19/7:15.044 |
| 16 | 2 | 23.982 | 19/7:16.333 |
| 17 | 2 | 27.320 | 19/7:21.200 |
| 18 | 2 | 21.445 | 19/7:19.325 |
| 19 | 2 | 25.177 | 19/7:21.380 |