| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 17.849 | 21/6:14.829 |
| 2 | 2 | 18.022 | 21/6:16.645 |
| 3 | 2 | 18.860 | 20/6:04.873 |
| 4 | 2 | 18.467 | 20/6:05.990 |
| 5 | 2 | 17.641 | 20/6:03.356 |
| 6 | 2 | 18.253 | 20/6:03.640 |
| 7 | 2 | 25.344 | 19/6:04.898 |
| 8 | 2 | 18.469 | 19/6:03.149 |
| 9 | 3 | 18.099 | 19/6:01.008 |
| 10 | 3 | 18.177 | 20/6:18.362 |
| 11 | 3 | 17.941 | 20/6:16.585 |
| 12 | 3 | 17.746 | 20/6:14.780 |
| 13 | 3 | 18.415 | 20/6:14.282 |
| 14 | 3 | 18.118 | 20/6:13.430 |
| 15 | 3 | 18.215 | 20/6:12.821 |
| 16 | 3 | 19.054 | 20/6:13.337 |
| 17 | 3 | 17.505 | 20/6:11.971 |
| 18 | 3 | 18.915 | 20/6:12.322 |
| 19 | 3 | 19.525 | 20/6:13.279 |
| 20 | 3 | 18.459 | 20/6:13.074 |