| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 18.940 | 20/6:18.800 |
| 2 | 1 | 17.986 | 20/6:09.260 |
| 3 | 1 | 18.776 | 20/6:11.347 |
| 4 | 1 | 18.175 | 20/6:09.385 |
| 5 | 1 | 18.467 | 20/6:09.376 |
| 6 | 1 | 18.678 | 20/6:10.073 |
| 7 | 1 | 19.579 | 20/6:13.146 |
| 8 | 1 | 19.774 | 20/6:15.938 |
| 9 | 1 | 18.962 | 20/6:16.304 |
| 10 | 1 | 18.543 | 20/6:15.760 |
| 11 | 1 | 19.095 | 20/6:16.318 |
| 12 | 2 | 19.361 | 20/6:17.227 |
| 13 | 2 | 18.804 | 20/6:17.138 |
| 14 | 1 | 18.137 | 20/6:16.110 |
| 15 | 2 | 18.645 | 20/6:15.896 |
| 16 | 1 | 18.771 | 20/6:15.866 |
| 17 | 2 | 19.156 | 20/6:16.293 |
| 18 | 1 | 18.341 | 20/6:15.767 |
| 19 | 1 | 18.962 | 20/6:15.949 |
| 20 | 1 | 18.366 | 20/6:15.518 |