| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 18.982 | 19/6:00.658 |
| 2 | 1 | 18.981 | 19/6:00.649 |
| 3 | 1 | 18.510 | 20/6:16.487 |
| 4 | 1 | 18.908 | 20/6:16.905 |
| 5 | 1 | 19.037 | 20/6:17.672 |
| 6 | 1 | 18.547 | 20/6:16.550 |
| 7 | 1 | 20.862 | 19/6:03.245 |
| 8 | 1 | 18.743 | 19/6:02.354 |
| 9 | 1 | 18.658 | 19/6:01.481 |
| 10 | 1 | 18.968 | 19/6:01.372 |
| 11 | 1 | 18.983 | 19/6:01.309 |
| 12 | 1 | 19.253 | 19/6:01.684 |
| 13 | 1 | 19.427 | 19/6:02.255 |
| 14 | 1 | 18.724 | 19/6:01.791 |
| 15 | 1 | 19.077 | 19/6:01.836 |
| 16 | 1 | 18.850 | 19/6:01.606 |
| 17 | 1 | 19.147 | 19/6:01.734 |
| 18 | 2 | 20.426 | 19/6:03.199 |
| 19 | 1 | 18.862 | 19/6:02.945 |