| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 20.060 | 18/6:01.080 |
| 2 | 1 | 20.343 | 18/6:03.627 |
| 3 | 1 | 20.513 | 18/6:05.496 |
| 4 | 1 | 20.390 | 18/6:05.877 |
| 5 | 1 | 20.762 | 18/6:07.445 |
| 6 | 2 | 24.568 | 18/6:19.908 |
| 7 | 2 | 21.222 | 18/6:20.206 |
| 8 | 2 | 19.803 | 18/6:17.237 |
| 9 | 2 | 21.121 | 18/6:17.564 |
| 10 | 2 | 20.536 | 18/6:16.772 |
| 11 | 2 | 19.995 | 18/6:15.239 |
| 12 | 2 | 21.278 | 18/6:15.887 |
| 13 | 1 | 19.728 | 18/6:14.288 |
| 14 | 2 | 23.154 | 18/6:17.322 |
| 15 | 2 | 20.237 | 18/6:16.452 |
| 16 | 2 | 19.911 | 18/6:15.324 |
| 17 | 2 | 20.877 | 18/6:15.351 |
| 18 | 2 | 25.823 | 18/6:20.321 |