| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 17.661 | 21/6:10.881 |
| 2 | 2 | 16.912 | 21/6:03.017 |
| 3 | 2 | 17.367 | 21/6:03.580 |
| 4 | 3 | 16.959 | 21/6:01.720 |
| 5 | 3 | 16.993 | 21/6:00.746 |
| 6 | 3 | 17.123 | 21/6:00.552 |
| 7 | 3 | 18.051 | 21/6:03.198 |
| 8 | 3 | 17.157 | 21/6:02.835 |
| 9 | 3 | 18.031 | 21/6:04.593 |
| 10 | 3 | 17.625 | 21/6:05.146 |
| 11 | 3 | 17.299 | 21/6:04.976 |
| 12 | 2 | 17.601 | 21/6:05.363 |
| 13 | 2 | 17.290 | 21/6:05.188 |
| 14 | 2 | 17.069 | 21/6:04.707 |
| 15 | 1 | 17.221 | 21/6:04.503 |
| 16 | 1 | 17.856 | 21/6:05.157 |
| 17 | 2 | 20.179 | 21/6:08.604 |
| 18 | 2 | 17.007 | 21/6:07.968 |
| 19 | 1 | 17.374 | 21/6:07.804 |
| 20 | 1 | 18.277 | 21/6:08.605 |
| 21 | 2 | 20.466 | 21/6:11.518 |