| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 25.902 | N/A |
| 2 | 1 | 17.855 | 20/6:05.147 |
| 3 | 1 | 18.080 | 20/6:07.284 |
| 4 | 2 | 18.675 | 20/6:11.765 |
| 5 | 2 | 17.744 | 20/6:09.583 |
| 6 | 2 | 17.909 | 20/6:08.901 |
| 7 | 2 | 17.745 | 20/6:07.927 |
| 8 | 2 | 18.239 | 20/6:08.572 |
| 9 | 2 | 17.936 | 20/6:08.336 |
| 10 | 2 | 17.478 | 20/6:07.186 |
| 11 | 2 | 18.257 | 20/6:07.746 |
| 12 | 2 | 18.232 | 20/6:08.161 |
| 13 | 2 | 18.119 | 20/6:08.327 |
| 14 | 2 | 17.843 | 20/6:08.065 |
| 15 | 2 | 18.175 | 20/6:08.291 |
| 16 | 2 | 18.197 | 20/6:08.515 |
| 17 | 2 | 18.005 | 20/6:08.482 |
| 18 | 2 | 18.582 | 20/6:09.099 |
| 19 | 2 | 18.197 | 20/6:09.240 |
| 20 | 2 | 18.690 | 20/6:09.860 |