| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 25.201 | N/A |
| 2 | 1 | 20.212 | 21/7:09.441 |
| 3 | 1 | 21.873 | 20/7:05.008 |
| 4 | 1 | 19.340 | 21/7:14.701 |
| 5 | 1 | 19.229 | 21/7:08.471 |
| 6 | 1 | 19.882 | 21/7:07.345 |
| 7 | 1 | 22.491 | 21/7:15.291 |
| 8 | 2 | 25.396 | 20/7:08.063 |
| 9 | 2 | 21.699 | 20/7:09.240 |
| 10 | 2 | 20.306 | 20/7:07.215 |
| 11 | 3 | 22.214 | 20/7:09.220 |
| 12 | 3 | 19.907 | 20/7:06.876 |
| 13 | 3 | 20.585 | 20/7:05.996 |
| 14 | 2 | 20.867 | 20/7:05.664 |
| 15 | 2 | 19.454 | 20/7:03.461 |
| 16 | 2 | 20.540 | 20/7:02.928 |
| 17 | 2 | 19.244 | 20/7:00.922 |
| 18 | 2 | 22.226 | 20/7:02.485 |
| 19 | 2 | 18.989 | 20/7:00.458 |
| 20 | 2 | 22.512 | 20/7:02.167 |