| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 20.627 | N/A |
| 2 | 2 | 20.854 | 18/6:15.145 |
| 3 | 2 | 20.288 | 18/6:10.334 |
| 4 | 2 | 19.853 | 18/6:06.265 |
| 5 | 1 | 20.523 | 18/6:07.078 |
| 6 | 1 | 20.430 | 18/6:07.250 |
| 7 | 1 | 19.390 | 18/6:04.418 |
| 8 | 1 | 21.195 | 18/6:06.778 |
| 9 | 1 | 20.227 | 18/6:06.492 |
| 10 | 1 | 19.768 | 18/6:05.402 |
| 11 | 1 | 20.201 | 18/6:05.266 |
| 12 | 1 | 19.958 | 18/6:04.779 |
| 13 | 1 | 19.474 | 18/6:03.688 |
| 14 | 2 | 23.520 | 18/6:08.056 |
| 15 | 1 | 19.712 | 18/6:07.175 |
| 16 | 1 | 19.467 | 18/6:06.135 |
| 17 | 2 | 20.073 | 18/6:05.868 |
| 18 | 2 | 19.832 | 18/6:05.392 |