| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 24.477 | N/A |
| 2 | 1 | 23.421 | 21/8:12.897 |
| 3 | 1 | 19.971 | 22/8:00.093 |
| 4 | 1 | 33.775 | 19/8:07.479 |
| 5 | 1 | 30.120 | 18/8:00.446 |
| 6 | 1 | 24.028 | 19/8:17.211 |
| 7 | 1 | 27.232 | 19/8:20.118 |
| 8 | 2 | 23.636 | 19/8:12.947 |
| 9 | 3 | 25.916 | 19/8:12.699 |
| 10 | 4 | 28.219 | 19/8:17.113 |
| 11 | 4 | 27.807 | 19/8:19.902 |
| 12 | 4 | 24.550 | 19/8:16.854 |
| 13 | 4 | 28.952 | 19/8:20.917 |
| 14 | 4 | 22.737 | 19/8:15.750 |
| 15 | 4 | 24.705 | 19/8:13.851 |
| 16 | 4 | 21.702 | 19/8:08.602 |
| 17 | 4 | 21.659 | 19/8:03.960 |
| 18 | 4 | 24.247 | 19/8:02.605 |
| 19 | 4 | 22.233 | 20/8:24.659 |
| 20 | 4 | 20.212 | 20/8:19.599 |