| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 17.984 | 21/6:17.664 |
| 2 | 3 | 18.483 | 20/6:04.670 |
| 3 | 3 | 18.047 | 20/6:03.427 |
| 4 | 3 | 18.933 | 20/6:07.235 |
| 5 | 2 | 17.835 | 20/6:05.128 |
| 6 | 2 | 18.812 | 20/6:06.980 |
| 7 | 2 | 17.991 | 20/6:05.957 |
| 8 | 2 | 18.146 | 20/6:05.577 |
| 9 | 2 | 18.226 | 20/6:05.460 |
| 10 | 2 | 17.775 | 20/6:04.464 |
| 11 | 1 | 18.021 | 20/6:04.096 |
| 12 | 1 | 18.052 | 20/6:03.842 |
| 13 | 2 | 22.262 | 20/6:10.103 |
| 14 | 2 | 17.624 | 20/6:08.844 |
| 15 | 1 | 18.286 | 20/6:08.636 |
| 16 | 2 | 19.382 | 20/6:09.824 |
| 17 | 2 | 17.505 | 20/6:08.664 |
| 18 | 2 | 17.691 | 20/6:07.839 |
| 19 | 2 | 18.494 | 20/6:07.946 |
| 20 | 2 | 17.852 | 20/6:07.401 |