| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 4 | 24.860 | 17/7:02.620 |
| 2 | 3 | 20.977 | 19/7:15.452 |
| 3 | 4 | 20.712 | 19/7:01.477 |
| 4 | 4 | 20.616 | 20/7:15.825 |
| 5 | 4 | 19.326 | 20/7:05.964 |
| 6 | 4 | 20.845 | 20/7:04.453 |
| 7 | 4 | 19.955 | 20/7:00.831 |
| 8 | 4 | 20.606 | 21/7:20.730 |
| 9 | 5 | 19.648 | 21/7:17.605 |
| 10 | 4 | 19.329 | 21/7:14.435 |
| 11 | 4 | 24.436 | 20/7:00.564 |
| 12 | 5 | 19.677 | 21/7:19.227 |
| 13 | 5 | 19.857 | 21/7:17.517 |
| 14 | 5 | 22.382 | 21/7:19.839 |
| 15 | 4 | 20.996 | 21/7:19.911 |
| 16 | 5 | 20.548 | 21/7:19.386 |
| 17 | 5 | 21.059 | 21/7:19.553 |
| 18 | 5 | 23.637 | 20/7:01.629 |
| 19 | 4 | 20.460 | 20/7:00.975 |
| 20 | 6 | 19.709 | 21/7:20.617 |
| 21 | 4 | 19.584 | 21/7:19.219 |