| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 20.504 | N/A |
| 2 | 1 | 21.370 | 17/6:02.424 |
| 3 | 1 | 20.135 | 18/6:13.296 |
| 4 | 1 | 19.822 | 18/6:08.023 |
| 5 | 2 | 22.187 | 18/6:15.438 |
| 6 | 1 | 21.913 | 18/6:18.955 |
| 7 | 1 | 18.755 | 18/6:12.353 |
| 8 | 1 | 18.693 | 18/6:07.486 |
| 9 | 1 | 17.964 | 18/6:02.286 |
| 10 | 1 | 21.762 | 18/6:05.417 |
| 11 | 1 | 19.495 | 18/6:04.067 |
| 12 | 1 | 19.946 | 18/6:03.659 |
| 13 | 1 | 19.920 | 18/6:03.283 |
| 14 | 1 | 19.687 | 18/6:02.660 |
| 15 | 1 | 19.512 | 18/6:01.913 |
| 16 | 1 | 18.573 | 18/6:00.202 |
| 17 | 1 | 20.047 | 18/6:00.271 |
| 18 | 1 | 21.593 | 18/6:01.878 |