| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 20.204 | N/A |
| 2 | 2 | 26.134 | 19/8:10.616 |
| 3 | 1 | 22.304 | 20/8:00.365 |
| 4 | 1 | 22.348 | 21/8:12.110 |
| 5 | 1 | 22.568 | 21/8:06.974 |
| 6 | 1 | 22.440 | 21/8:03.038 |
| 7 | 1 | 23.460 | 21/8:04.384 |
| 8 | 1 | 24.728 | 21/8:08.724 |
| 9 | 1 | 23.417 | 21/8:08.701 |
| 10 | 1 | 24.671 | 21/8:11.470 |
| 11 | 1 | 22.709 | 21/8:09.762 |
| 12 | 1 | 22.888 | 21/8:08.689 |
| 13 | 1 | 22.031 | 21/8:06.367 |
| 14 | 1 | 22.552 | 21/8:05.204 |
| 15 | 2 | 29.964 | 21/8:14.795 |
| 16 | 2 | 26.942 | 21/8:19.078 |
| 17 | 2 | 23.259 | 21/8:18.222 |
| 18 | 2 | 22.460 | 21/8:16.527 |
| 19 | 2 | 28.733 | 21/8:21.990 |
| 20 | 2 | 32.613 | 20/8:06.425 |