| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 21.469 | N/A |
| 2 | 1 | 18.663 | 26/8:08.044 |
| 3 | 1 | 18.594 | 26/8:07.181 |
| 4 | 1 | 18.543 | 26/8:06.469 |
| 5 | 1 | 18.992 | 26/8:08.919 |
| 6 | 1 | 18.692 | 26/8:08.889 |
| 7 | 1 | 18.368 | 26/8:07.519 |
| 8 | 1 | 18.627 | 26/8:07.465 |
| 9 | 1 | 20.358 | 26/8:12.834 |
| 10 | 2 | 27.481 | 25/8:16.983 |
| 11 | 1 | 18.788 | 25/8:14.523 |
| 12 | 1 | 18.793 | 25/8:12.521 |
| 13 | 1 | 19.793 | 25/8:12.853 |
| 14 | 1 | 18.645 | 25/8:11.014 |
| 15 | 1 | 18.745 | 25/8:09.609 |
| 16 | 1 | 18.781 | 25/8:08.449 |
| 17 | 1 | 18.926 | 25/8:07.652 |
| 18 | 1 | 20.043 | 25/8:08.525 |
| 19 | 1 | 21.068 | 25/8:10.669 |
| 20 | 1 | 18.619 | 25/8:09.493 |
| 21 | 1 | 19.289 | 25/8:09.238 |
| 22 | 1 | 19.396 | 25/8:09.130 |
| 23 | 1 | 21.954 | 25/8:11.823 |
| 24 | 2 | 18.805 | 25/8:10.995 |
| 25 | 1 | 18.817 | 25/8:10.249 |