| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 19.965 | N/A |
| 2 | 2 | 17.082 | 21/6:01.605 |
| 3 | 2 | 17.327 | 21/6:04.055 |
| 4 | 2 | 17.331 | 21/6:04.898 |
| 5 | 2 | 17.280 | 21/6:05.065 |
| 6 | 2 | 17.068 | 21/6:04.317 |
| 7 | 2 | 17.446 | 21/6:05.078 |
| 8 | 3 | 27.443 | 20/6:15.474 |
| 9 | 3 | 17.336 | 20/6:12.208 |
| 10 | 3 | 17.223 | 20/6:09.429 |
| 11 | 3 | 17.291 | 20/6:07.336 |
| 12 | 3 | 17.107 | 20/6:05.305 |
| 13 | 3 | 17.495 | 20/6:04.227 |
| 14 | 3 | 17.192 | 20/6:02.872 |
| 15 | 3 | 17.561 | 20/6:02.212 |
| 16 | 3 | 17.892 | 20/6:02.058 |
| 17 | 3 | 17.742 | 20/6:01.746 |
| 18 | 3 | 17.242 | 20/6:00.912 |
| 19 | 3 | 17.598 | 20/6:00.546 |
| 20 | 3 | 17.815 | 20/6:00.436 |