| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 24.351 | N/A |
| 2 | 1 | 23.037 | 21/8:05.091 |
| 3 | 1 | 22.872 | 21/8:03.441 |
| 4 | 1 | 24.518 | 21/8:13.864 |
| 5 | 1 | 22.410 | 21/8:08.536 |
| 6 | 1 | 23.282 | 21/8:08.827 |
| 7 | 2 | 34.278 | 20/8:20.608 |
| 8 | 2 | 22.665 | 20/8:14.090 |
| 9 | 1 | 22.337 | 20/8:08.423 |
| 10 | 2 | 23.082 | 20/8:05.588 |
| 11 | 1 | 22.440 | 20/8:02.100 |
| 12 | 1 | 22.303 | 21/8:22.940 |
| 13 | 1 | 29.737 | 20/8:08.205 |
| 14 | 1 | 24.815 | 20/8:08.792 |
| 15 | 1 | 25.480 | 20/8:10.198 |
| 16 | 1 | 24.214 | 20/8:09.813 |
| 17 | 1 | 22.136 | 20/8:07.008 |
| 18 | 2 | 24.699 | 20/8:07.397 |
| 19 | 2 | 21.968 | 20/8:04.861 |
| 20 | 2 | 23.370 | 20/8:03.994 |