| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 19.914 | 19/6:18.366 |
| 2 | 2 | 20.207 | 18/6:01.089 |
| 3 | 2 | 19.356 | 19/6:16.688 |
| 4 | 2 | 20.035 | 19/6:17.682 |
| 5 | 3 | 21.653 | 18/6:04.194 |
| 6 | 2 | 19.856 | 18/6:03.063 |
| 7 | 2 | 19.839 | 18/6:02.211 |
| 8 | 2 | 20.466 | 18/6:02.983 |
| 9 | 2 | 19.981 | 18/6:02.614 |
| 10 | 2 | 19.421 | 18/6:01.310 |
| 11 | 2 | 20.465 | 18/6:01.952 |
| 12 | 4 | 24.832 | 18/6:09.037 |
| 13 | 4 | 20.467 | 18/6:08.989 |
| 14 | 4 | 19.458 | 18/6:07.650 |
| 15 | 2 | 18.902 | 18/6:05.822 |
| 16 | 2 | 19.694 | 18/6:05.114 |
| 17 | 2 | 19.665 | 18/6:04.459 |
| 18 | 3 | 20.990 | 18/6:05.201 |