| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 17.675 | 21/6:11.175 |
| 2 | 1 | 17.917 | 21/6:13.716 |
| 3 | 2 | 18.391 | 21/6:17.881 |
| 4 | 1 | 17.648 | 21/6:16.063 |
| 5 | 2 | 20.623 | 20/6:09.016 |
| 6 | 1 | 17.527 | 20/6:05.937 |
| 7 | 1 | 17.754 | 20/6:04.386 |
| 8 | 1 | 19.390 | 20/6:07.313 |
| 9 | 1 | 18.803 | 20/6:08.284 |
| 10 | 1 | 17.493 | 20/6:06.442 |
| 11 | 1 | 18.135 | 20/6:06.102 |
| 12 | 1 | 17.575 | 20/6:04.885 |
| 13 | 1 | 17.802 | 20/6:04.205 |
| 14 | 1 | 17.817 | 20/6:03.643 |
| 15 | 1 | 17.638 | 20/6:02.917 |
| 16 | 1 | 20.372 | 20/6:05.700 |
| 17 | 1 | 18.025 | 20/6:05.394 |
| 18 | 1 | 22.007 | 20/6:09.547 |
| 19 | 1 | 17.993 | 20/6:09.037 |
| 20 | 1 | 18.927 | 20/6:09.512 |