| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 20.657 | 18/6:11.826 |
| 2 | 2 | 20.411 | 18/6:09.612 |
| 3 | 2 | 20.143 | 18/6:07.266 |
| 4 | 2 | 20.223 | 18/6:06.453 |
| 5 | 2 | 19.922 | 18/6:04.882 |
| 6 | 3 | 19.760 | 18/6:03.348 |
| 7 | 3 | 20.434 | 18/6:03.986 |
| 8 | 3 | 20.166 | 18/6:03.861 |
| 9 | 3 | 19.998 | 18/6:03.428 |
| 10 | 3 | 20.055 | 18/6:03.184 |
| 11 | 3 | 19.791 | 18/6:02.553 |
| 12 | 3 | 19.973 | 18/6:02.300 |
| 13 | 2 | 20.126 | 18/6:02.297 |
| 14 | 2 | 19.815 | 18/6:01.895 |
| 15 | 2 | 19.847 | 18/6:01.585 |
| 16 | 3 | 22.862 | 18/6:04.706 |
| 17 | 3 | 20.196 | 18/6:04.637 |
| 18 | 3 | 20.200 | 18/6:04.579 |