| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 27.803 | N/A |
| 2 | 1 | 25.339 | 19/8:03.905 |
| 3 | 1 | 24.850 | 20/8:24.598 |
| 4 | 1 | 24.968 | 20/8:23.797 |
| 5 | 1 | 25.439 | 19/8:00.485 |
| 6 | 1 | 25.048 | 19/8:00.121 |
| 7 | 1 | 24.933 | 20/8:24.630 |
| 8 | 1 | 24.705 | 20/8:23.568 |
| 9 | 1 | 25.764 | 19/8:00.156 |
| 10 | 1 | 24.242 | 20/8:23.411 |
| 11 | 1 | 25.115 | 20/8:23.568 |
| 12 | 1 | 25.495 | 20/8:24.354 |
| 13 | 1 | 25.440 | 20/8:24.921 |
| 14 | 1 | 26.424 | 19/8:01.627 |
| 15 | 1 | 25.543 | 19/8:02.052 |
| 16 | 1 | 25.294 | 19/8:02.121 |
| 17 | 1 | 26.535 | 19/8:03.578 |
| 18 | 2 | 34.562 | 19/8:13.363 |
| 19 | 2 | 30.304 | 19/8:17.803 |