| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 20.963 | N/A |
| 2 | 1 | 21.323 | 23/8:10.069 |
| 3 | 1 | 27.248 | 20/8:02.387 |
| 4 | 1 | 21.029 | 21/8:04.963 |
| 5 | 1 | 22.553 | 21/8:01.728 |
| 6 | 3 | 32.336 | 20/8:14.021 |
| 7 | 3 | 23.695 | 20/8:10.212 |
| 8 | 3 | 32.329 | 19/8:05.139 |
| 9 | 3 | 26.783 | 19/8:07.379 |
| 10 | 2 | 25.081 | 19/8:05.717 |
| 11 | 3 | 29.283 | 19/8:11.951 |
| 12 | 3 | 19.644 | 19/8:01.278 |
| 13 | 3 | 20.894 | 20/8:19.443 |
| 14 | 3 | 24.424 | 20/8:18.333 |
| 15 | 3 | 22.412 | 20/8:14.652 |
| 16 | 3 | 22.403 | 20/8:11.449 |
| 17 | 3 | 25.973 | 20/8:12.887 |
| 18 | 3 | 22.144 | 20/8:09.876 |
| 19 | 3 | 20.358 | 20/8:05.314 |
| 20 | 3 | 25.351 | 20/8:06.226 |