| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 29.151 | N/A |
| 2 | 1 | 23.760 | 20/8:00.591 |
| 3 | 1 | 25.966 | 20/8:21.548 |
| 4 | 1 | 25.651 | 19/8:01.413 |
| 5 | 3 | 32.077 | 18/8:05.830 |
| 6 | 3 | 25.208 | 18/8:00.201 |
| 7 | 3 | 23.022 | 19/8:16.203 |
| 8 | 3 | 23.918 | 19/8:10.984 |
| 9 | 3 | 22.568 | 19/8:04.033 |
| 10 | 3 | 24.329 | 19/8:02.149 |
| 11 | 3 | 24.245 | 19/8:00.490 |
| 12 | 3 | 25.335 | 19/8:00.916 |
| 13 | 3 | 24.233 | 20/8:24.645 |
| 14 | 3 | 23.051 | 20/8:21.758 |
| 15 | 3 | 24.247 | 20/8:20.907 |
| 16 | 3 | 28.227 | 19/8:00.155 |
| 17 | 3 | 24.660 | 20/8:24.741 |
| 18 | 3 | 25.726 | 19/8:00.445 |
| 19 | 3 | 23.892 | 20/8:24.272 |
| 20 | 2 | 31.120 | 20/8:30.386 |