| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 20.764 | 18/6:13.752 |
| 2 | 2 | 19.552 | 18/6:02.844 |
| 3 | 2 | 21.085 | 18/6:08.406 |
| 4 | 1 | 19.658 | 18/6:04.765 |
| 5 | 2 | 20.193 | 18/6:04.507 |
| 6 | 2 | 19.185 | 18/6:01.311 |
| 7 | 2 | 20.043 | 18/6:01.234 |
| 8 | 2 | 19.846 | 18/6:00.733 |
| 9 | 2 | 19.394 | 19/6:19.409 |
| 10 | 2 | 19.187 | 19/6:17.923 |
| 11 | 2 | 20.671 | 19/6:19.271 |
| 12 | 3 | 24.842 | 18/6:06.630 |
| 13 | 3 | 20.691 | 18/6:07.077 |
| 14 | 3 | 20.706 | 18/6:07.479 |
| 15 | 3 | 19.995 | 18/6:06.974 |
| 16 | 2 | 19.234 | 18/6:05.677 |
| 17 | 3 | 19.830 | 18/6:05.163 |
| 18 | 2 | 19.552 | 18/6:04.428 |