| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 17.988 | 21/6:17.748 |
| 2 | 1 | 17.662 | 21/6:14.325 |
| 3 | 2 | 17.628 | 21/6:12.946 |
| 4 | 1 | 18.165 | 21/6:15.076 |
| 5 | 1 | 19.594 | 20/6:04.148 |
| 6 | 1 | 16.980 | 20/6:00.057 |
| 7 | 1 | 19.773 | 20/6:05.114 |
| 8 | 1 | 19.567 | 20/6:08.392 |
| 9 | 1 | 17.912 | 20/6:07.264 |
| 10 | 1 | 17.938 | 20/6:06.414 |
| 11 | 1 | 18.105 | 20/6:06.022 |
| 12 | 1 | 17.714 | 20/6:05.043 |
| 13 | 1 | 17.834 | 20/6:04.400 |
| 14 | 1 | 18.875 | 20/6:05.336 |
| 15 | 1 | 17.907 | 20/6:04.856 |
| 16 | 1 | 17.676 | 20/6:04.147 |
| 17 | 1 | 18.603 | 20/6:04.613 |
| 18 | 1 | 17.710 | 20/6:04.034 |
| 19 | 1 | 23.683 | 20/6:09.804 |
| 20 | 1 | 18.428 | 20/6:09.742 |