| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 19.846 | 19/6:17.074 |
| 2 | 3 | 20.359 | 18/6:01.845 |
| 3 | 4 | 22.273 | 18/6:14.868 |
| 4 | 5 | 20.779 | 18/6:14.656 |
| 5 | 4 | 20.159 | 18/6:12.298 |
| 6 | 4 | 20.599 | 18/6:12.045 |
| 7 | 4 | 20.688 | 18/6:12.093 |
| 8 | 3 | 20.228 | 18/6:11.095 |
| 9 | 4 | 20.692 | 18/6:11.246 |
| 10 | 4 | 19.843 | 18/6:09.839 |
| 11 | 4 | 19.945 | 18/6:08.854 |
| 12 | 4 | 21.480 | 18/6:10.337 |
| 13 | 4 | 20.626 | 18/6:10.408 |
| 14 | 4 | 19.734 | 18/6:09.323 |
| 15 | 3 | 19.532 | 18/6:08.140 |
| 16 | 3 | 20.507 | 18/6:08.201 |
| 17 | 3 | 20.645 | 18/6:08.402 |
| 18 | 4 | 23.077 | 18/6:11.012 |