| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 5 | 25.789 | N/A |
| 2 | 5 | 20.688 | 21/7:19.549 |
| 3 | 4 | 20.918 | 20/7:01.046 |
| 4 | 4 | 19.518 | 21/7:13.282 |
| 5 | 3 | 19.596 | 21/7:09.389 |
| 6 | 3 | 20.013 | 21/7:08.721 |
| 7 | 3 | 21.668 | 21/7:13.792 |
| 8 | 3 | 20.255 | 21/7:13.377 |
| 9 | 3 | 19.828 | 21/7:11.999 |
| 10 | 3 | 18.886 | 21/7:08.833 |
| 11 | 3 | 22.951 | 21/7:14.431 |
| 12 | 3 | 19.118 | 21/7:12.041 |
| 13 | 3 | 19.927 | 21/7:11.399 |
| 14 | 3 | 19.992 | 21/7:10.955 |
| 15 | 3 | 19.532 | 21/7:09.917 |
| 16 | 3 | 19.859 | 21/7:09.454 |
| 17 | 4 | 25.747 | 21/7:16.409 |
| 18 | 4 | 20.357 | 21/7:16.204 |
| 19 | 4 | 20.019 | 21/7:15.646 |
| 20 | 4 | 20.728 | 21/7:15.894 |
| 21 | 4 | 21.067 | 21/7:16.456 |