| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 4 | 20.631 | 18/6:11.358 |
| 2 | 4 | 23.561 | 17/6:15.632 |
| 3 | 4 | 19.622 | 17/6:01.613 |
| 4 | 4 | 19.609 | 18/6:15.404 |
| 5 | 4 | 19.477 | 18/6:10.440 |
| 6 | 4 | 21.431 | 18/6:12.993 |
| 7 | 4 | 19.887 | 18/6:10.846 |
| 8 | 4 | 19.889 | 18/6:09.241 |
| 9 | 4 | 19.481 | 18/6:07.176 |
| 10 | 4 | 19.606 | 18/6:05.749 |
| 11 | 4 | 19.875 | 18/6:05.022 |
| 12 | 4 | 20.050 | 18/6:04.679 |
| 13 | 4 | 19.721 | 18/6:03.932 |
| 14 | 4 | 19.538 | 18/6:03.057 |
| 15 | 4 | 20.521 | 18/6:03.479 |
| 16 | 4 | 19.106 | 18/6:02.256 |
| 17 | 4 | 19.088 | 18/6:01.157 |
| 18 | 4 | 19.067 | 18/6:00.160 |