| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 23.644 | N/A |
| 2 | 1 | 28.636 | 17/8:01.082 |
| 3 | 1 | 25.088 | 18/8:00.298 |
| 4 | 1 | 23.978 | 19/8:09.856 |
| 5 | 1 | 24.580 | 19/8:03.913 |
| 6 | 1 | 24.477 | 20/8:25.328 |
| 7 | 1 | 24.792 | 20/8:23.555 |
| 8 | 1 | 25.259 | 20/8:23.556 |
| 9 | 1 | 26.451 | 19/8:00.981 |
| 10 | 1 | 29.839 | 19/8:09.844 |
| 11 | 1 | 24.653 | 19/8:07.599 |
| 12 | 1 | 25.599 | 19/8:07.310 |
| 13 | 2 | 25.008 | 19/8:06.184 |
| 14 | 2 | 24.840 | 19/8:04.997 |
| 15 | 2 | 25.185 | 19/8:04.424 |
| 16 | 2 | 23.143 | 19/8:01.477 |
| 17 | 1 | 25.573 | 19/8:01.632 |
| 18 | 1 | 24.354 | 19/8:00.478 |
| 19 | 1 | 24.676 | 20/8:25.115 |
| 20 | 1 | 27.272 | 20/8:27.047 |