| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 20.169 | N/A |
| 2 | 5 | 23.536 | 21/8:10.889 |
| 3 | 4 | 18.274 | 23/8:00.079 |
| 4 | 2 | 18.453 | 24/8:02.185 |
| 5 | 2 | 17.807 | 25/8:08.589 |
| 6 | 2 | 17.324 | 26/8:17.139 |
| 7 | 2 | 18.067 | 26/8:12.923 |
| 8 | 2 | 18.687 | 26/8:12.126 |
| 9 | 2 | 18.764 | 26/8:11.769 |
| 10 | 3 | 24.499 | 25/8:07.931 |
| 11 | 2 | 17.869 | 25/8:04.041 |
| 12 | 2 | 17.981 | 25/8:01.102 |
| 13 | 2 | 18.355 | 26/8:18.535 |
| 14 | 2 | 17.612 | 26/8:15.607 |
| 15 | 2 | 18.779 | 26/8:15.181 |
| 16 | 1 | 18.182 | 26/8:13.817 |
| 17 | 2 | 23.004 | 25/8:00.958 |
| 18 | 2 | 17.974 | 26/8:18.355 |
| 19 | 2 | 17.405 | 26/8:15.963 |
| 20 | 2 | 20.781 | 26/8:18.265 |
| 21 | 2 | 17.836 | 26/8:16.655 |
| 22 | 2 | 22.015 | 25/8:00.973 |
| 23 | 1 | 22.175 | 25/8:04.218 |
| 24 | 1 | 17.826 | 25/8:02.643 |
| 25 | 1 | 18.176 | 25/8:01.550 |