| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 4 | 24.088 | N/A |
| 2 | 1 | 19.860 | 21/7:01.288 |
| 3 | 1 | 19.443 | 22/7:16.769 |
| 4 | 1 | 19.732 | 22/7:17.333 |
| 5 | 1 | 19.801 | 22/7:17.977 |
| 6 | 1 | 21.190 | 21/7:04.192 |
| 7 | 1 | 19.468 | 21/7:02.401 |
| 8 | 1 | 19.885 | 21/7:02.313 |
| 9 | 1 | 19.341 | 21/7:00.888 |
| 10 | 1 | 20.202 | 21/7:01.692 |
| 11 | 1 | 19.751 | 21/7:01.434 |
| 12 | 1 | 21.509 | 21/7:04.418 |
| 13 | 1 | 20.473 | 21/7:05.179 |
| 14 | 1 | 18.970 | 21/7:03.511 |
| 15 | 1 | 19.212 | 21/7:02.426 |
| 16 | 2 | 24.372 | 21/7:08.366 |
| 17 | 1 | 18.751 | 21/7:06.538 |
| 18 | 1 | 18.861 | 21/7:05.053 |
| 19 | 1 | 22.835 | 21/7:08.150 |
| 20 | 1 | 18.705 | 21/7:06.573 |
| 21 | 1 | 19.133 | 21/7:05.582 |