| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 7.512 | N/A |
| 2 | 1 | 18.476 | 21/6:17.032 |
| 3 | 1 | 17.556 | 21/6:07.832 |
| 4 | 2 | 20.004 | 20/6:02.406 |
| 5 | 1 | 18.539 | 20/6:01.743 |
| 6 | 2 | 18.798 | 20/6:02.329 |
| 7 | 2 | 17.449 | 21/6:16.918 |
| 8 | 2 | 17.537 | 21/6:14.252 |
| 9 | 2 | 18.079 | 21/6:13.607 |
| 10 | 2 | 18.022 | 21/6:12.978 |
| 11 | 2 | 17.849 | 21/6:12.013 |
| 12 | 2 | 17.382 | 21/6:10.586 |
| 13 | 2 | 18.117 | 21/6:10.525 |
| 14 | 2 | 17.176 | 21/6:09.025 |
| 15 | 2 | 17.856 | 21/6:08.712 |
| 16 | 2 | 17.998 | 21/6:08.629 |
| 17 | 2 | 17.424 | 21/6:07.839 |
| 18 | 2 | 18.217 | 21/6:08.075 |
| 19 | 2 | 17.923 | 21/6:07.958 |
| 20 | 2 | 17.747 | 21/6:07.668 |
| 21 | 2 | 17.364 | 21/6:07.025 |