| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 4 | 18.857 | 20/6:17.140 |
| 2 | 3 | 17.885 | 20/6:07.420 |
| 3 | 2 | 18.379 | 20/6:07.473 |
| 4 | 1 | 18.538 | 20/6:08.295 |
| 5 | 2 | 18.925 | 20/6:10.336 |
| 6 | 2 | 18.541 | 20/6:10.417 |
| 7 | 2 | 18.605 | 20/6:10.657 |
| 8 | 2 | 18.773 | 20/6:11.257 |
| 9 | 4 | 19.426 | 20/6:13.176 |
| 10 | 2 | 18.282 | 20/6:12.422 |
| 11 | 3 | 18.828 | 20/6:12.798 |
| 12 | 2 | 18.558 | 20/6:12.662 |
| 13 | 1 | 18.801 | 20/6:12.920 |
| 14 | 2 | 18.889 | 20/6:13.267 |
| 15 | 2 | 18.620 | 20/6:13.209 |
| 16 | 1 | 18.670 | 20/6:13.221 |
| 17 | 4 | 20.525 | 20/6:15.414 |
| 18 | 4 | 18.622 | 20/6:15.249 |
| 19 | 4 | 18.185 | 20/6:14.641 |
| 20 | 3 | 18.711 | 20/6:14.620 |