| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 17.467 | 21/6:06.807 |
| 2 | 2 | 17.515 | 21/6:07.311 |
| 3 | 2 | 16.985 | 21/6:03.769 |
| 4 | 2 | 18.157 | 21/6:08.151 |
| 5 | 2 | 17.599 | 21/6:08.437 |
| 6 | 2 | 16.874 | 21/6:06.089 |
| 7 | 2 | 17.707 | 21/6:06.912 |
| 8 | 3 | 18.020 | 21/6:08.351 |
| 9 | 3 | 17.594 | 21/6:08.475 |
| 10 | 3 | 17.626 | 21/6:08.642 |
| 11 | 2 | 17.604 | 21/6:08.737 |
| 12 | 3 | 19.631 | 21/6:12.363 |
| 13 | 3 | 17.709 | 21/6:12.327 |
| 14 | 3 | 17.042 | 21/6:11.295 |
| 15 | 4 | 20.441 | 21/6:15.159 |
| 16 | 4 | 16.523 | 21/6:13.398 |
| 17 | 4 | 22.396 | 20/6:01.047 |
| 18 | 4 | 17.718 | 20/6:00.676 |
| 19 | 4 | 17.141 | 21/6:17.723 |
| 20 | 4 | 17.711 | 21/6:17.433 |
| 21 | 4 | 20.891 | 21/6:20.351 |