| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 23.263 | N/A |
| 2 | 1 | 27.082 | 18/8:03.657 |
| 3 | 1 | 23.832 | 19/8:01.489 |
| 4 | 1 | 24.804 | 20/8:22.810 |
| 5 | 1 | 24.786 | 20/8:20.657 |
| 6 | 2 | 26.502 | 19/8:00.484 |
| 7 | 1 | 25.920 | 19/8:02.041 |
| 8 | 1 | 23.558 | 20/8:22.291 |
| 9 | 1 | 23.496 | 20/8:18.215 |
| 10 | 2 | 24.906 | 20/8:18.022 |
| 11 | 2 | 25.891 | 20/8:19.739 |
| 12 | 2 | 25.296 | 20/8:20.116 |
| 13 | 2 | 27.389 | 20/8:23.744 |
| 14 | 2 | 25.465 | 20/8:24.002 |
| 15 | 2 | 26.368 | 19/8:00.070 |
| 16 | 2 | 23.608 | 20/8:23.206 |
| 17 | 2 | 25.095 | 20/8:23.010 |
| 18 | 2 | 24.327 | 20/8:21.979 |
| 19 | 2 | 26.937 | 20/8:23.817 |
| 20 | 2 | 22.970 | 20/8:21.495 |