| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 5 | 25.827 | N/A |
| 2 | 5 | 23.282 | 18/7:01.621 |
| 3 | 5 | 25.716 | 18/7:22.031 |
| 4 | 5 | 22.555 | 18/7:11.294 |
| 5 | 3 | 24.978 | 18/7:16.083 |
| 6 | 3 | 22.195 | 18/7:09.495 |
| 7 | 3 | 23.483 | 18/7:08.752 |
| 8 | 3 | 23.266 | 18/7:07.694 |
| 9 | 2 | 22.800 | 18/7:05.911 |
| 10 | 4 | 35.634 | 17/7:03.887 |
| 11 | 4 | 24.637 | 17/7:03.500 |
| 12 | 3 | 22.435 | 18/7:24.615 |
| 13 | 3 | 22.478 | 18/7:21.560 |
| 14 | 4 | 25.353 | 18/7:22.735 |
| 15 | 4 | 25.091 | 18/7:23.423 |
| 16 | 3 | 25.124 | 18/7:24.057 |
| 17 | 3 | 23.237 | 18/7:22.607 |
| 18 | 3 | 30.615 | 18/7:28.706 |