| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 4 | 17.828 | 21/6:14.388 |
| 2 | 4 | 20.031 | 20/6:18.590 |
| 3 | 4 | 18.757 | 20/6:17.440 |
| 4 | 4 | 18.474 | 20/6:15.450 |
| 5 | 4 | 17.954 | 20/6:12.176 |
| 6 | 4 | 18.500 | 20/6:11.813 |
| 7 | 4 | 18.294 | 20/6:10.966 |
| 8 | 4 | 19.291 | 20/6:12.823 |
| 9 | 4 | 17.411 | 20/6:10.089 |
| 10 | 4 | 17.938 | 20/6:08.956 |
| 11 | 4 | 20.405 | 20/6:12.515 |
| 12 | 4 | 18.903 | 20/6:12.977 |
| 13 | 4 | 17.672 | 20/6:11.474 |
| 14 | 4 | 17.773 | 20/6:10.330 |
| 15 | 4 | 19.069 | 20/6:11.067 |
| 16 | 4 | 18.416 | 20/6:10.895 |
| 17 | 4 | 19.673 | 20/6:12.222 |
| 18 | 4 | 18.210 | 20/6:11.777 |
| 19 | 4 | 17.974 | 20/6:11.129 |
| 20 | 4 | 18.251 | 20/6:10.824 |