| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 4 | 19.733 | 19/6:14.927 |
| 2 | 4 | 18.920 | 19/6:07.204 |
| 3 | 6 | 20.701 | 19/6:15.909 |
| 4 | 5 | 19.071 | 19/6:12.519 |
| 5 | 5 | 20.173 | 19/6:14.672 |
| 6 | 5 | 22.979 | 18/6:04.731 |
| 7 | 5 | 20.419 | 18/6:05.133 |
| 8 | 5 | 23.735 | 18/6:12.895 |
| 9 | 6 | 19.968 | 18/6:11.398 |
| 10 | 6 | 19.043 | 18/6:08.536 |
| 11 | 6 | 23.153 | 18/6:12.919 |
| 12 | 6 | 20.020 | 18/6:11.873 |
| 13 | 6 | 18.949 | 18/6:09.504 |
| 14 | 6 | 21.073 | 18/6:10.205 |
| 15 | 6 | 19.225 | 18/6:08.594 |
| 16 | 6 | 20.271 | 18/6:08.362 |
| 17 | 6 | 18.527 | 18/6:06.311 |
| 18 | 6 | 19.495 | 18/6:05.455 |