| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 4 | 18.226 | 20/6:04.520 |
| 2 | 3 | 18.058 | 20/6:02.840 |
| 3 | 4 | 18.830 | 20/6:07.427 |
| 4 | 4 | 17.827 | 20/6:04.705 |
| 5 | 4 | 17.868 | 20/6:03.236 |
| 6 | 4 | 18.809 | 20/6:05.393 |
| 7 | 4 | 18.179 | 20/6:05.134 |
| 8 | 5 | 18.658 | 20/6:06.137 |
| 9 | 5 | 17.871 | 20/6:05.169 |
| 10 | 5 | 18.043 | 20/6:04.738 |
| 11 | 5 | 17.613 | 20/6:03.604 |
| 12 | 5 | 17.501 | 20/6:02.472 |
| 13 | 5 | 17.761 | 20/6:01.914 |
| 14 | 5 | 17.503 | 20/6:01.067 |
| 15 | 5 | 17.472 | 20/6:00.292 |
| 16 | 5 | 17.778 | 21/6:17.996 |
| 17 | 5 | 17.446 | 21/6:17.312 |
| 18 | 5 | 18.055 | 21/6:17.414 |
| 19 | 5 | 17.707 | 21/6:17.121 |
| 20 | 5 | 17.812 | 21/6:16.968 |
| 21 | 4 | 18.061 | 21/6:17.078 |