| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 18.194 | 20/6:03.880 |
| 2 | 4 | 18.827 | 20/6:10.210 |
| 3 | 4 | 17.939 | 20/6:06.400 |
| 4 | 4 | 18.426 | 20/6:06.930 |
| 5 | 4 | 17.671 | 20/6:04.228 |
| 6 | 4 | 17.954 | 20/6:03.370 |
| 7 | 4 | 17.982 | 20/6:02.837 |
| 8 | 5 | 18.093 | 20/6:02.715 |
| 9 | 4 | 17.968 | 20/6:02.342 |
| 10 | 5 | 18.039 | 20/6:02.186 |
| 11 | 5 | 17.759 | 20/6:01.549 |
| 12 | 5 | 20.552 | 20/6:05.673 |
| 13 | 5 | 19.742 | 20/6:07.917 |
| 14 | 5 | 17.583 | 20/6:06.756 |
| 15 | 5 | 17.778 | 20/6:06.009 |
| 16 | 5 | 18.583 | 20/6:06.362 |
| 17 | 5 | 17.774 | 20/6:05.722 |
| 18 | 5 | 17.685 | 20/6:05.054 |
| 19 | 5 | 17.665 | 20/6:04.436 |
| 20 | 5 | 17.762 | 20/6:03.976 |