| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 18.634 | 20/6:12.680 |
| 2 | 2 | 18.702 | 20/6:13.360 |
| 3 | 1 | 18.103 | 20/6:09.593 |
| 4 | 1 | 18.433 | 20/6:09.360 |
| 5 | 3 | 23.075 | 19/6:08.399 |
| 6 | 4 | 19.464 | 19/6:08.635 |
| 7 | 3 | 18.213 | 19/6:05.408 |
| 8 | 3 | 17.687 | 19/6:01.739 |
| 9 | 3 | 18.309 | 19/6:00.198 |
| 10 | 4 | 22.784 | 19/6:07.468 |
| 11 | 4 | 17.758 | 19/6:04.734 |
| 12 | 4 | 19.466 | 19/6:05.161 |
| 13 | 4 | 18.143 | 19/6:03.588 |
| 14 | 4 | 23.309 | 19/6:09.251 |
| 15 | 4 | 18.131 | 19/6:07.601 |
| 16 | 4 | 19.237 | 19/6:07.470 |
| 17 | 4 | 19.214 | 19/6:07.328 |
| 18 | 4 | 18.005 | 19/6:05.926 |
| 19 | 4 | 19.838 | 19/6:06.505 |