| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 6 | 25.526 | N/A |
| 2 | 2 | 23.615 | 18/7:06.981 |
| 3 | 2 | 23.890 | 18/7:09.318 |
| 4 | 1 | 23.551 | 18/7:08.176 |
| 5 | 1 | 22.957 | 18/7:05.081 |
| 6 | 2 | 24.036 | 18/7:06.892 |
| 7 | 1 | 24.624 | 18/7:09.766 |
| 8 | 1 | 26.244 | 18/7:15.753 |
| 9 | 2 | 25.958 | 18/7:19.635 |
| 10 | 2 | 23.822 | 18/7:18.620 |
| 11 | 2 | 24.016 | 18/7:18.138 |
| 12 | 2 | 25.297 | 18/7:19.723 |
| 13 | 2 | 24.555 | 18/7:19.993 |
| 14 | 2 | 28.153 | 17/7:00.255 |
| 15 | 2 | 24.994 | 17/7:00.625 |
| 16 | 2 | 24.309 | 17/7:00.215 |
| 17 | 2 | 23.921 | 18/7:24.089 |
| 18 | 2 | 26.385 | 18/7:25.853 |