| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 20.522 | 18/6:09.396 |
| 2 | 1 | 20.029 | 18/6:04.959 |
| 3 | 1 | 19.674 | 18/6:01.350 |
| 4 | 1 | 20.449 | 18/6:03.033 |
| 5 | 2 | 19.979 | 18/6:02.351 |
| 6 | 2 | 19.860 | 18/6:01.539 |
| 7 | 2 | 19.819 | 18/6:00.854 |
| 8 | 1 | 19.633 | 19/6:19.917 |
| 9 | 1 | 19.639 | 19/6:19.164 |
| 10 | 1 | 20.379 | 19/6:19.968 |
| 11 | 2 | 20.264 | 18/6:00.404 |
| 12 | 2 | 22.629 | 18/6:04.314 |
| 13 | 2 | 19.708 | 18/6:03.578 |
| 14 | 2 | 21.946 | 18/6:05.824 |
| 15 | 2 | 20.499 | 18/6:06.035 |
| 16 | 2 | 20.107 | 18/6:05.778 |
| 17 | 2 | 20.784 | 18/6:06.268 |
| 18 | 2 | 19.672 | 18/6:05.592 |