| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 21.257 | 17/6:01.369 |
| 2 | 1 | 20.384 | 18/6:14.769 |
| 3 | 1 | 21.207 | 18/6:17.088 |
| 4 | 3 | 21.918 | 17/6:00.256 |
| 5 | 2 | 20.380 | 18/6:18.526 |
| 6 | 2 | 21.333 | 18/6:19.437 |
| 7 | 2 | 19.511 | 18/6:15.403 |
| 8 | 2 | 19.656 | 18/6:12.704 |
| 9 | 2 | 19.845 | 18/6:10.982 |
| 10 | 2 | 20.311 | 18/6:10.444 |
| 11 | 2 | 23.530 | 18/6:15.271 |
| 12 | 2 | 19.400 | 18/6:13.098 |
| 13 | 2 | 19.142 | 18/6:10.902 |
| 14 | 2 | 19.179 | 18/6:09.068 |
| 15 | 2 | 19.154 | 18/6:07.448 |
| 16 | 2 | 19.462 | 18/6:06.378 |
| 17 | 1 | 20.206 | 18/6:06.221 |
| 18 | 2 | 21.838 | 18/6:07.713 |