| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 20.857 | 18/6:15.426 |
| 2 | 5 | 21.626 | 17/6:01.106 |
| 3 | 5 | 20.840 | 18/6:19.938 |
| 4 | 4 | 20.342 | 18/6:16.493 |
| 5 | 3 | 20.352 | 18/6:14.461 |
| 6 | 3 | 20.378 | 18/6:13.185 |
| 7 | 3 | 20.551 | 18/6:12.718 |
| 8 | 3 | 20.416 | 18/6:12.065 |
| 9 | 3 | 20.481 | 18/6:11.686 |
| 10 | 3 | 20.836 | 18/6:12.022 |
| 11 | 3 | 21.766 | 18/6:13.819 |
| 12 | 3 | 20.338 | 18/6:13.174 |
| 13 | 4 | 20.660 | 18/6:13.075 |
| 14 | 4 | 21.015 | 18/6:13.446 |
| 15 | 5 | 23.821 | 18/6:17.135 |
| 16 | 4 | 20.539 | 18/6:16.670 |
| 17 | 4 | 20.392 | 18/6:16.105 |
| 18 | 6 | 21.602 | 18/6:16.812 |