| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 20.437 | 21/7:09.177 |
| 2 | 3 | 21.095 | 21/7:16.086 |
| 3 | 2 | 22.609 | 20/7:07.607 |
| 4 | 3 | 23.306 | 20/7:17.235 |
| 5 | 3 | 20.531 | 20/7:11.912 |
| 6 | 3 | 25.190 | 19/7:01.699 |
| 7 | 3 | 20.326 | 20/7:18.554 |
| 8 | 3 | 21.575 | 20/7:17.672 |
| 9 | 4 | 23.536 | 20/7:21.344 |
| 10 | 4 | 25.039 | 19/7:04.924 |
| 11 | 4 | 22.081 | 19/7:04.434 |
| 12 | 4 | 21.141 | 19/7:02.538 |
| 13 | 4 | 20.499 | 20/7:22.100 |
| 14 | 4 | 20.421 | 20/7:19.694 |
| 15 | 4 | 21.195 | 20/7:18.641 |
| 16 | 4 | 19.813 | 20/7:15.992 |
| 17 | 4 | 20.503 | 20/7:14.467 |
| 18 | 4 | 20.445 | 20/7:13.047 |
| 19 | 4 | 26.347 | 20/7:17.988 |
| 20 | 4 | 20.226 | 20/7:16.315 |