| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 26.460 | N/A |
| 2 | 1 | 19.848 | 21/7:03.042 |
| 3 | 1 | 19.622 | 21/7:01.016 |
| 4 | 1 | 19.092 | 22/7:16.394 |
| 5 | 2 | 22.491 | 21/7:11.725 |
| 6 | 1 | 19.908 | 21/7:10.304 |
| 7 | 1 | 19.497 | 21/7:07.986 |
| 8 | 1 | 20.188 | 21/7:08.305 |
| 9 | 1 | 19.599 | 21/7:07.072 |
| 10 | 1 | 19.558 | 21/7:06.022 |
| 11 | 1 | 19.787 | 21/7:05.064 |
| 12 | 1 | 19.825 | 21/7:05.396 |
| 13 | 1 | 20.167 | 21/7:05.763 |
| 14 | 1 | 19.957 | 21/7:05.750 |
| 15 | 1 | 20.306 | 21/7:06.238 |
| 16 | 1 | 19.685 | 21/7:05.833 |
| 17 | 1 | 19.468 | 21/7:05.207 |
| 18 | 1 | 20.051 | 21/7:05.341 |
| 19 | 1 | 19.460 | 21/7:04.803 |
| 20 | 1 | 19.316 | 21/7:04.170 |
| 21 | 1 | 19.842 | 21/7:04.127 |