| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 17.486 | 21/6:07.206 |
| 2 | 2 | 17.881 | 21/6:11.354 |
| 3 | 4 | 20.691 | 20/6:13.720 |
| 4 | 4 | 17.793 | 20/6:09.255 |
| 5 | 4 | 17.688 | 20/6:06.156 |
| 6 | 4 | 18.229 | 20/6:05.893 |
| 7 | 3 | 17.862 | 20/6:04.657 |
| 8 | 4 | 21.229 | 20/6:12.147 |
| 9 | 3 | 17.508 | 20/6:09.704 |
| 10 | 4 | 17.846 | 20/6:08.426 |
| 11 | 4 | 17.734 | 20/6:07.176 |
| 12 | 3 | 18.152 | 20/6:06.832 |
| 13 | 4 | 21.308 | 20/6:11.395 |
| 14 | 4 | 18.185 | 20/6:10.846 |
| 15 | 4 | 23.320 | 20/6:17.216 |
| 16 | 4 | 18.012 | 20/6:16.155 |
| 17 | 4 | 21.496 | 19/6:00.352 |
| 18 | 4 | 17.622 | 20/6:17.824 |
| 19 | 4 | 17.964 | 20/6:16.848 |
| 20 | 4 | 18.083 | 20/6:16.089 |