| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 18.073 | 20/6:01.460 |
| 2 | 2 | 17.399 | 21/6:12.456 |
| 3 | 1 | 17.854 | 21/6:13.282 |
| 4 | 1 | 19.167 | 20/6:02.465 |
| 5 | 2 | 19.530 | 20/6:08.092 |
| 6 | 2 | 17.885 | 20/6:06.360 |
| 7 | 1 | 16.959 | 20/6:02.477 |
| 8 | 1 | 17.414 | 20/6:00.702 |
| 9 | 1 | 17.151 | 21/6:16.675 |
| 10 | 1 | 21.248 | 20/6:05.360 |
| 11 | 1 | 17.733 | 20/6:04.387 |
| 12 | 1 | 18.485 | 20/6:04.830 |
| 13 | 1 | 17.134 | 20/6:03.126 |
| 14 | 1 | 22.032 | 20/6:08.663 |
| 15 | 2 | 19.517 | 20/6:10.108 |
| 16 | 2 | 20.552 | 20/6:12.666 |
| 17 | 2 | 20.951 | 20/6:15.393 |
| 18 | 2 | 17.128 | 20/6:13.569 |
| 19 | 2 | 20.492 | 20/6:15.478 |
| 20 | 2 | 16.871 | 20/6:13.575 |