| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 17.814 | 21/6:14.094 |
| 2 | 2 | 17.332 | 21/6:09.033 |
| 3 | 2 | 17.437 | 21/6:08.081 |
| 4 | 2 | 17.356 | 21/6:07.180 |
| 5 | 2 | 17.445 | 21/6:07.013 |
| 6 | 2 | 17.823 | 21/6:08.224 |
| 7 | 3 | 18.478 | 21/6:11.055 |
| 8 | 3 | 18.109 | 21/6:12.209 |
| 9 | 2 | 16.915 | 21/6:10.321 |
| 10 | 2 | 17.952 | 21/6:10.988 |
| 11 | 2 | 16.865 | 21/6:09.459 |
| 12 | 2 | 18.705 | 21/6:11.404 |
| 13 | 2 | 21.088 | 21/6:16.900 |
| 14 | 3 | 22.790 | 20/6:05.870 |
| 15 | 3 | 17.583 | 20/6:04.923 |
| 16 | 3 | 16.960 | 20/6:03.315 |
| 17 | 3 | 17.040 | 20/6:01.991 |
| 18 | 3 | 17.034 | 20/6:00.807 |
| 19 | 3 | 20.106 | 20/6:02.981 |
| 20 | 3 | 17.634 | 20/6:02.466 |