| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 4 | 19.305 | 19/6:06.795 |
| 2 | 3 | 18.960 | 19/6:03.517 |
| 3 | 3 | 18.695 | 19/6:00.747 |
| 4 | 2 | 18.109 | 20/6:15.345 |
| 5 | 2 | 18.802 | 20/6:15.484 |
| 6 | 2 | 18.108 | 20/6:13.263 |
| 7 | 2 | 18.814 | 20/6:13.694 |
| 8 | 2 | 18.399 | 20/6:12.980 |
| 9 | 2 | 18.392 | 20/6:12.409 |
| 10 | 2 | 18.265 | 20/6:11.698 |
| 11 | 2 | 18.353 | 20/6:11.276 |
| 12 | 2 | 19.398 | 20/6:12.667 |
| 13 | 2 | 18.491 | 20/6:12.448 |
| 14 | 2 | 18.569 | 20/6:12.371 |
| 15 | 2 | 18.838 | 20/6:12.664 |
| 16 | 2 | 19.051 | 20/6:13.186 |
| 17 | 2 | 18.585 | 20/6:13.099 |
| 18 | 2 | 18.555 | 20/6:12.988 |
| 19 | 2 | 18.176 | 20/6:12.489 |
| 20 | 2 | 19.558 | 20/6:13.423 |