| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 20.977 | 21/7:20.517 |
| 2 | 3 | 21.772 | 20/7:07.490 |
| 3 | 3 | 20.814 | 20/7:03.753 |
| 4 | 3 | 21.946 | 20/7:07.545 |
| 5 | 3 | 21.759 | 20/7:09.072 |
| 6 | 3 | 20.867 | 20/7:07.117 |
| 7 | 3 | 20.648 | 20/7:05.094 |
| 8 | 3 | 22.088 | 20/7:07.177 |
| 9 | 3 | 22.164 | 20/7:08.967 |
| 10 | 3 | 20.217 | 20/7:06.504 |
| 11 | 3 | 22.906 | 20/7:09.378 |
| 12 | 3 | 20.341 | 20/7:07.498 |
| 13 | 3 | 19.919 | 20/7:05.258 |
| 14 | 3 | 20.303 | 20/7:03.887 |
| 15 | 3 | 24.626 | 20/7:08.463 |
| 16 | 3 | 20.297 | 20/7:07.055 |
| 17 | 3 | 22.035 | 20/7:07.858 |
| 18 | 3 | 20.822 | 20/7:07.223 |
| 19 | 3 | 20.184 | 20/7:05.984 |
| 20 | 3 | 20.178 | 20/7:04.863 |