| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 20.397 | N/A |
| 2 | 2 | 18.842 | 26/8:11.447 |
| 3 | 2 | 18.521 | 26/8:07.434 |
| 4 | 2 | 21.882 | 25/8:14.357 |
| 5 | 3 | 20.617 | 25/8:19.569 |
| 6 | 3 | 18.848 | 25/8:14.205 |
| 7 | 3 | 18.001 | 25/8:07.241 |
| 8 | 3 | 18.902 | 25/8:05.355 |
| 9 | 3 | 18.433 | 25/8:02.535 |
| 10 | 3 | 19.739 | 25/8:03.823 |
| 11 | 3 | 19.554 | 25/8:04.410 |
| 12 | 3 | 18.505 | 25/8:02.602 |
| 13 | 3 | 23.412 | 25/8:10.909 |
| 14 | 3 | 18.626 | 25/8:09.102 |
| 15 | 3 | 17.896 | 25/8:06.302 |
| 16 | 3 | 18.246 | 25/8:04.435 |
| 17 | 3 | 18.166 | 25/8:02.682 |
| 18 | 3 | 17.950 | 25/8:00.829 |
| 19 | 3 | 17.855 | 26/8:18.167 |
| 20 | 3 | 18.378 | 26/8:17.203 |
| 21 | 3 | 20.523 | 26/8:19.017 |
| 22 | 3 | 23.022 | 25/8:04.303 |
| 23 | 3 | 19.154 | 25/8:04.111 |
| 24 | 3 | 19.752 | 25/8:04.561 |
| 25 | 3 | 18.420 | 25/8:03.641 |