| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 28.487 | N/A |
| 2 | 3 | 23.005 | 21/8:08.587 |
| 3 | 3 | 26.904 | 20/8:22.622 |
| 4 | 2 | 24.108 | 20/8:17.261 |
| 5 | 2 | 21.106 | 20/8:00.321 |
| 6 | 1 | 21.013 | 21/8:13.031 |
| 7 | 1 | 24.497 | 21/8:17.263 |
| 8 | 1 | 24.785 | 21/8:21.109 |
| 9 | 1 | 21.487 | 21/8:15.749 |
| 10 | 1 | 21.414 | 21/8:11.418 |
| 11 | 1 | 24.403 | 21/8:13.931 |
| 12 | 1 | 22.033 | 21/8:11.677 |
| 13 | 1 | 21.232 | 21/8:08.465 |
| 14 | 1 | 21.261 | 21/8:05.791 |
| 15 | 1 | 27.760 | 21/8:12.784 |
| 16 | 1 | 35.638 | 20/8:05.305 |
| 17 | 2 | 22.378 | 20/8:03.328 |
| 18 | 2 | 27.173 | 20/8:06.942 |
| 19 | 1 | 29.975 | 20/8:13.113 |
| 20 | 1 | 22.169 | 20/8:10.828 |