| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 17.881 | N/A |
| 2 | 2 | 17.465 | 21/6:07.181 |
| 3 | 2 | 17.490 | 21/6:07.431 |
| 4 | 1 | 17.928 | 21/6:10.434 |
| 5 | 1 | 17.973 | 21/6:12.161 |
| 6 | 1 | 17.010 | 21/6:09.345 |
| 7 | 1 | 17.756 | 21/6:09.954 |
| 8 | 1 | 17.491 | 21/6:09.632 |
| 9 | 1 | 17.471 | 21/6:09.341 |
| 10 | 1 | 17.642 | 21/6:09.494 |
| 11 | 1 | 17.805 | 21/6:09.943 |
| 12 | 1 | 18.200 | 21/6:11.028 |
| 13 | 1 | 17.918 | 21/6:11.462 |
| 14 | 1 | 17.293 | 21/6:10.868 |
| 15 | 1 | 17.678 | 21/6:10.909 |
| 16 | 1 | 17.648 | 21/6:10.905 |
| 17 | 1 | 17.225 | 21/6:10.372 |
| 18 | 1 | 17.445 | 21/6:10.161 |
| 19 | 1 | 17.298 | 21/6:09.809 |
| 20 | 1 | 16.962 | 21/6:09.142 |
| 21 | 1 | 16.897 | 21/6:08.476 |