| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 4 | 18.178 | 20/6:03.560 |
| 2 | 3 | 18.247 | 20/6:04.250 |
| 3 | 3 | 18.568 | 20/6:06.620 |
| 4 | 3 | 18.002 | 20/6:04.975 |
| 5 | 2 | 18.352 | 20/6:05.388 |
| 6 | 2 | 19.698 | 20/6:10.150 |
| 7 | 2 | 18.341 | 20/6:09.674 |
| 8 | 2 | 18.161 | 20/6:08.868 |
| 9 | 2 | 17.978 | 20/6:07.833 |
| 10 | 2 | 17.678 | 20/6:06.406 |
| 11 | 2 | 18.704 | 20/6:07.104 |
| 12 | 2 | 18.308 | 20/6:07.025 |
| 13 | 2 | 18.323 | 20/6:06.982 |
| 14 | 2 | 18.530 | 20/6:07.240 |
| 15 | 2 | 18.009 | 20/6:06.769 |
| 16 | 2 | 18.039 | 20/6:06.395 |
| 17 | 2 | 18.047 | 20/6:06.074 |
| 18 | 2 | 17.806 | 20/6:05.521 |
| 19 | 2 | 17.740 | 20/6:04.957 |
| 20 | 2 | 18.024 | 20/6:04.733 |