| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 19.655 | 19/6:13.445 |
| 2 | 3 | 21.064 | 18/6:06.471 |
| 3 | 2 | 19.482 | 18/6:01.206 |
| 4 | 2 | 19.921 | 18/6:00.549 |
| 5 | 2 | 18.968 | 19/6:16.542 |
| 6 | 3 | 19.773 | 19/6:16.400 |
| 7 | 3 | 23.487 | 18/6:06.043 |
| 8 | 4 | 19.546 | 18/6:04.266 |
| 9 | 2 | 23.627 | 18/6:11.046 |
| 10 | 2 | 19.969 | 18/6:09.886 |
| 11 | 2 | 19.934 | 18/6:08.879 |
| 12 | 3 | 20.538 | 18/6:08.946 |
| 13 | 3 | 19.190 | 18/6:07.136 |
| 14 | 3 | 19.768 | 18/6:06.328 |
| 15 | 3 | 18.532 | 18/6:04.145 |
| 16 | 4 | 21.207 | 18/6:05.244 |
| 17 | 3 | 24.518 | 18/6:09.719 |
| 18 | 4 | 20.048 | 18/6:09.227 |