| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 20.191 | 18/6:03.438 |
| 2 | 3 | 20.633 | 18/6:07.416 |
| 3 | 3 | 21.627 | 18/6:14.706 |
| 4 | 3 | 20.999 | 18/6:15.525 |
| 5 | 3 | 20.118 | 18/6:12.845 |
| 6 | 3 | 21.037 | 18/6:13.815 |
| 7 | 3 | 21.054 | 18/6:14.552 |
| 8 | 3 | 21.011 | 18/6:15.007 |
| 9 | 3 | 21.262 | 18/6:15.864 |
| 10 | 3 | 20.280 | 18/6:14.782 |
| 11 | 3 | 20.534 | 18/6:14.312 |
| 12 | 3 | 20.729 | 18/6:14.212 |
| 13 | 3 | 21.836 | 18/6:15.661 |
| 14 | 3 | 22.619 | 18/6:17.910 |
| 15 | 3 | 21.544 | 18/6:18.569 |
| 16 | 3 | 20.477 | 18/6:17.945 |
| 17 | 3 | 21.958 | 18/6:18.962 |
| 18 | 3 | 21.087 | 18/6:18.996 |