| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 17.400 | 21/6:05.400 |
| 2 | 3 | 17.494 | 21/6:06.387 |
| 3 | 2 | 17.416 | 21/6:06.170 |
| 4 | 3 | 17.048 | 21/6:04.130 |
| 5 | 3 | 17.511 | 21/6:04.850 |
| 6 | 4 | 20.313 | 21/6:15.137 |
| 7 | 4 | 17.812 | 21/6:14.982 |
| 8 | 4 | 17.924 | 21/6:15.160 |
| 9 | 5 | 17.914 | 21/6:15.275 |
| 10 | 4 | 18.507 | 21/6:16.612 |
| 11 | 5 | 24.462 | 20/6:10.547 |
| 12 | 5 | 18.664 | 20/6:10.775 |
| 13 | 5 | 16.983 | 20/6:08.382 |
| 14 | 5 | 16.596 | 20/6:05.777 |
| 15 | 5 | 17.059 | 20/6:04.137 |
| 16 | 5 | 18.158 | 20/6:04.076 |
| 17 | 5 | 19.554 | 20/6:05.665 |
| 18 | 5 | 19.024 | 20/6:06.488 |
| 19 | 5 | 17.499 | 20/6:05.619 |
| 20 | 5 | 22.515 | 20/6:09.853 |