| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 18.443 | 20/6:08.860 |
| 2 | 1 | 18.035 | 20/6:04.780 |
| 3 | 1 | 17.954 | 20/6:02.880 |
| 4 | 1 | 18.033 | 20/6:02.325 |
| 5 | 1 | 18.072 | 20/6:02.148 |
| 6 | 1 | 17.822 | 20/6:01.197 |
| 7 | 2 | 19.172 | 20/6:04.374 |
| 8 | 2 | 18.222 | 20/6:04.383 |
| 9 | 2 | 18.760 | 20/6:05.584 |
| 10 | 2 | 18.511 | 20/6:06.048 |
| 11 | 2 | 21.347 | 20/6:11.584 |
| 12 | 2 | 18.561 | 20/6:11.553 |
| 13 | 2 | 19.064 | 20/6:12.302 |
| 14 | 2 | 18.197 | 20/6:11.704 |
| 15 | 2 | 22.252 | 20/6:16.593 |
| 16 | 2 | 18.142 | 20/6:15.734 |
| 17 | 2 | 18.167 | 20/6:15.005 |
| 18 | 2 | 19.553 | 20/6:15.897 |
| 19 | 2 | 17.991 | 20/6:15.051 |
| 20 | 2 | 17.654 | 20/6:13.952 |