| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 6 | 21.223 | 17/6:00.791 |
| 2 | 6 | 20.003 | 18/6:11.034 |
| 3 | 6 | 19.779 | 18/6:06.030 |
| 4 | 5 | 20.857 | 18/6:08.379 |
| 5 | 5 | 19.920 | 18/6:06.415 |
| 6 | 5 | 19.926 | 18/6:05.124 |
| 7 | 5 | 21.369 | 18/6:07.912 |
| 8 | 5 | 21.103 | 18/6:09.405 |
| 9 | 6 | 21.056 | 18/6:10.472 |
| 10 | 6 | 19.430 | 18/6:08.399 |
| 11 | 5 | 20.220 | 18/6:07.995 |
| 12 | 6 | 20.845 | 18/6:08.597 |
| 13 | 6 | 19.966 | 18/6:07.888 |
| 14 | 6 | 21.468 | 18/6:09.212 |
| 15 | 6 | 20.318 | 18/6:08.980 |
| 16 | 5 | 19.317 | 18/6:07.650 |
| 17 | 4 | 20.338 | 18/6:07.558 |
| 18 | 4 | 20.615 | 18/6:07.753 |