| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 25.732 | N/A |
| 2 | 2 | 20.353 | 21/7:12.792 |
| 3 | 1 | 20.435 | 21/7:13.612 |
| 4 | 1 | 20.765 | 21/7:16.085 |
| 5 | 1 | 20.251 | 21/7:14.752 |
| 6 | 1 | 20.828 | 21/7:16.026 |
| 7 | 1 | 20.909 | 21/7:17.535 |
| 8 | 1 | 20.711 | 21/7:17.880 |
| 9 | 1 | 20.322 | 21/7:17.167 |
| 10 | 1 | 20.259 | 21/7:16.472 |
| 11 | 2 | 22.812 | 20/7:00.257 |
| 12 | 2 | 21.636 | 20/7:01.762 |
| 13 | 1 | 20.111 | 20/7:00.602 |
| 14 | 1 | 20.991 | 20/7:00.907 |
| 15 | 1 | 20.612 | 20/7:00.653 |
| 16 | 1 | 21.503 | 20/7:01.562 |
| 17 | 1 | 20.774 | 20/7:01.492 |
| 18 | 1 | 20.462 | 20/7:01.081 |
| 19 | 1 | 25.550 | 20/7:06.087 |
| 20 | 1 | 20.403 | 20/7:05.419 |