| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 19.756 | N/A |
| 2 | 2 | 20.436 | 18/6:07.168 |
| 3 | 1 | 20.283 | 18/6:05.867 |
| 4 | 1 | 20.291 | 18/6:05.479 |
| 5 | 1 | 20.249 | 18/6:05.106 |
| 6 | 1 | 21.201 | 18/6:08.012 |
| 7 | 1 | 20.131 | 18/6:07.097 |
| 8 | 1 | 19.749 | 18/6:05.438 |
| 9 | 1 | 20.360 | 18/6:05.493 |
| 10 | 1 | 22.920 | 18/6:10.371 |
| 11 | 1 | 20.577 | 18/6:10.290 |
| 12 | 1 | 19.998 | 18/6:09.330 |
| 13 | 1 | 19.999 | 18/6:08.530 |
| 14 | 1 | 20.221 | 18/6:08.144 |
| 15 | 1 | 21.026 | 18/6:08.791 |
| 16 | 1 | 20.708 | 18/6:08.991 |
| 17 | 1 | 19.502 | 18/6:07.885 |
| 18 | 1 | 21.024 | 18/6:08.431 |