| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 4 | 20.880 | 18/6:15.840 |
| 2 | 2 | 20.306 | 18/6:10.674 |
| 3 | 2 | 19.586 | 18/6:04.632 |
| 4 | 2 | 20.261 | 18/6:04.649 |
| 5 | 2 | 20.226 | 18/6:04.532 |
| 6 | 2 | 19.768 | 18/6:03.081 |
| 7 | 2 | 19.888 | 18/6:02.353 |
| 8 | 2 | 19.779 | 18/6:01.561 |
| 9 | 2 | 20.486 | 18/6:02.360 |
| 10 | 2 | 25.189 | 18/6:11.464 |
| 11 | 2 | 20.599 | 18/6:11.402 |
| 12 | 2 | 20.515 | 18/6:11.224 |
| 13 | 2 | 20.331 | 18/6:10.819 |
| 14 | 2 | 20.810 | 18/6:11.088 |
| 15 | 2 | 22.141 | 18/6:12.918 |
| 16 | 2 | 20.251 | 18/6:12.393 |
| 17 | 2 | 20.925 | 18/6:12.643 |
| 18 | 2 | 27.397 | 18/6:19.338 |