| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 18.848 | N/A |
| 2 | 1 | 17.958 | 20/6:00.005 |
| 3 | 1 | 18.663 | 20/6:06.747 |
| 4 | 3 | 25.906 | 18/6:13.167 |
| 5 | 3 | 17.977 | 18/6:00.099 |
| 6 | 3 | 17.919 | 19/6:13.170 |
| 7 | 3 | 18.689 | 19/6:10.184 |
| 8 | 2 | 17.790 | 19/6:05.738 |
| 9 | 2 | 17.311 | 19/6:01.327 |
| 10 | 2 | 17.747 | 20/6:17.652 |
| 11 | 2 | 17.730 | 20/6:15.459 |
| 12 | 2 | 18.605 | 20/6:15.175 |
| 13 | 2 | 17.897 | 20/6:13.818 |
| 14 | 2 | 17.012 | 20/6:11.376 |
| 15 | 2 | 18.058 | 20/6:10.703 |
| 16 | 2 | 18.184 | 20/6:10.279 |
| 17 | 2 | 18.805 | 20/6:10.646 |
| 18 | 2 | 19.448 | 20/6:11.688 |
| 19 | 2 | 18.081 | 20/6:11.171 |
| 20 | 2 | 18.082 | 20/6:10.710 |