| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 20.123 | 18/6:02.214 |
| 2 | 2 | 20.057 | 18/6:01.620 |
| 3 | 2 | 20.470 | 18/6:03.900 |
| 4 | 2 | 19.596 | 18/6:01.107 |
| 5 | 2 | 19.837 | 18/6:00.299 |
| 6 | 2 | 20.427 | 18/6:01.530 |
| 7 | 2 | 21.716 | 18/6:05.724 |
| 8 | 2 | 19.918 | 18/6:04.824 |
| 9 | 2 | 21.433 | 18/6:07.154 |
| 10 | 2 | 22.063 | 18/6:10.152 |
| 11 | 2 | 20.110 | 18/6:09.409 |
| 12 | 2 | 20.079 | 18/6:08.743 |
| 13 | 2 | 20.204 | 18/6:08.353 |
| 14 | 2 | 20.464 | 18/6:08.353 |
| 15 | 2 | 19.905 | 18/6:07.682 |
| 16 | 2 | 20.019 | 18/6:07.224 |
| 17 | 2 | 20.845 | 18/6:07.693 |
| 18 | 2 | 19.546 | 18/6:06.812 |