| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 7 | 19.251 | 19/6:05.769 |
| 2 | 6 | 18.424 | 20/6:16.750 |
| 3 | 3 | 18.558 | 20/6:14.887 |
| 4 | 3 | 18.432 | 20/6:13.325 |
| 5 | 4 | 18.485 | 20/6:12.600 |
| 6 | 4 | 17.694 | 20/6:09.480 |
| 7 | 4 | 18.288 | 20/6:08.949 |
| 8 | 4 | 18.232 | 20/6:08.410 |
| 9 | 4 | 18.302 | 20/6:08.147 |
| 10 | 4 | 18.120 | 20/6:07.572 |
| 11 | 4 | 18.128 | 20/6:07.116 |
| 12 | 4 | 18.418 | 20/6:07.220 |
| 13 | 3 | 17.520 | 20/6:05.926 |
| 14 | 3 | 17.879 | 20/6:05.330 |
| 15 | 3 | 18.483 | 20/6:05.619 |
| 16 | 3 | 19.214 | 20/6:06.785 |
| 17 | 4 | 18.574 | 20/6:07.061 |
| 18 | 4 | 19.114 | 20/6:07.907 |
| 19 | 4 | 18.491 | 20/6:08.007 |
| 20 | 4 | 18.106 | 20/6:07.713 |