| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 5 | 20.680 | N/A |
| 2 | 4 | 17.755 | 21/6:15.078 |
| 3 | 4 | 18.195 | 20/6:02.205 |
| 4 | 5 | 18.180 | 20/6:03.503 |
| 5 | 5 | 18.298 | 20/6:04.713 |
| 6 | 5 | 18.562 | 20/6:06.442 |
| 7 | 5 | 18.758 | 20/6:08.215 |
| 8 | 5 | 17.610 | 20/6:06.366 |
| 9 | 4 | 17.965 | 20/6:05.822 |
| 10 | 4 | 17.789 | 20/6:05.027 |
| 11 | 4 | 18.141 | 20/6:05.060 |
| 12 | 4 | 18.526 | 20/6:05.752 |
| 13 | 4 | 18.278 | 20/6:05.936 |
| 14 | 4 | 17.860 | 20/6:05.481 |
| 15 | 4 | 18.239 | 20/6:05.606 |
| 16 | 4 | 18.006 | 20/6:05.418 |
| 17 | 4 | 18.496 | 20/6:05.836 |
| 18 | 4 | 17.806 | 20/6:05.433 |
| 19 | 4 | 17.739 | 20/6:05.005 |
| 20 | 3 | 17.672 | 20/6:04.555 |