| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 17.232 | 21/6:01.872 |
| 2 | 1 | 17.391 | 21/6:03.541 |
| 3 | 2 | 17.706 | 21/6:06.303 |
| 4 | 3 | 19.287 | 21/6:15.984 |
| 5 | 4 | 17.199 | 21/6:13.023 |
| 6 | 4 | 17.304 | 21/6:11.416 |
| 7 | 4 | 17.455 | 21/6:10.722 |
| 8 | 3 | 16.845 | 21/6:08.600 |
| 9 | 4 | 17.616 | 21/6:08.748 |
| 10 | 3 | 17.101 | 21/6:07.786 |
| 11 | 4 | 17.905 | 21/6:08.533 |
| 12 | 4 | 17.063 | 21/6:07.682 |
| 13 | 4 | 17.449 | 21/6:07.586 |
| 14 | 4 | 17.643 | 21/6:07.794 |
| 15 | 3 | 17.300 | 21/6:07.494 |
| 16 | 3 | 17.818 | 21/6:07.912 |
| 17 | 3 | 17.023 | 21/6:07.299 |
| 18 | 3 | 17.063 | 21/6:06.800 |
| 19 | 3 | 17.564 | 21/6:06.908 |
| 20 | 3 | 17.302 | 21/6:06.729 |
| 21 | 3 | 17.382 | 21/6:06.648 |