| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 24.753 | N/A |
| 2 | 1 | 21.903 | 22/8:04.716 |
| 3 | 1 | 21.615 | 22/8:01.692 |
| 4 | 1 | 22.935 | 22/8:09.924 |
| 5 | 2 | 24.701 | 21/8:00.523 |
| 6 | 2 | 23.404 | 21/8:02.985 |
| 7 | 2 | 21.194 | 22/8:19.885 |
| 8 | 3 | 25.848 | 21/8:06.467 |
| 9 | 3 | 22.839 | 21/8:05.850 |
| 10 | 3 | 23.939 | 21/8:07.815 |
| 11 | 3 | 25.420 | 21/8:12.349 |
| 12 | 3 | 22.461 | 21/8:10.678 |
| 13 | 4 | 26.153 | 21/8:15.439 |
| 14 | 4 | 23.461 | 21/8:15.326 |
| 15 | 4 | 21.236 | 21/8:12.051 |
| 16 | 4 | 24.513 | 21/8:13.582 |
| 17 | 4 | 27.952 | 21/8:19.220 |
| 18 | 4 | 22.861 | 21/8:18.205 |
| 19 | 5 | 30.293 | 20/8:01.521 |
| 20 | 5 | 23.085 | 20/8:00.566 |