| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 18.960 | N/A |
| 2 | 2 | 17.973 | 20/6:00.447 |
| 3 | 2 | 18.182 | 20/6:02.432 |
| 4 | 2 | 17.984 | 20/6:01.840 |
| 5 | 2 | 18.017 | 20/6:01.701 |
| 6 | 2 | 18.192 | 20/6:02.282 |
| 7 | 2 | 18.246 | 20/6:02.841 |
| 8 | 2 | 17.968 | 20/6:02.485 |
| 9 | 2 | 18.482 | 20/6:03.439 |
| 10 | 2 | 18.165 | 20/6:03.512 |
| 11 | 2 | 18.797 | 20/6:04.771 |
| 12 | 3 | 18.122 | 20/6:04.635 |
| 13 | 3 | 20.281 | 20/6:07.940 |
| 14 | 3 | 18.833 | 20/6:08.621 |
| 15 | 3 | 18.592 | 20/6:08.877 |
| 16 | 3 | 18.452 | 20/6:08.922 |
| 17 | 3 | 18.165 | 20/6:08.620 |
| 18 | 3 | 18.539 | 20/6:08.772 |
| 19 | 3 | 18.949 | 20/6:09.340 |
| 20 | 3 | 18.660 | 20/6:09.559 |