| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 19.683 | 19/6:13.977 |
| 2 | 2 | 19.329 | 19/6:10.614 |
| 3 | 3 | 20.202 | 19/6:15.022 |
| 4 | 2 | 19.407 | 19/6:13.450 |
| 5 | 2 | 20.017 | 19/6:14.824 |
| 6 | 2 | 19.904 | 19/6:15.383 |
| 7 | 1 | 20.555 | 19/6:17.549 |
| 8 | 2 | 19.754 | 19/6:17.271 |
| 9 | 2 | 19.552 | 19/6:16.629 |
| 10 | 2 | 19.835 | 19/6:16.652 |
| 11 | 2 | 20.651 | 19/6:18.081 |
| 12 | 1 | 20.244 | 19/6:18.627 |
| 13 | 1 | 19.803 | 19/6:18.445 |
| 14 | 1 | 20.044 | 19/6:18.616 |
| 15 | 1 | 19.535 | 19/6:18.119 |
| 16 | 1 | 19.637 | 19/6:17.805 |
| 17 | 1 | 19.436 | 19/6:17.304 |
| 18 | 1 | 19.648 | 19/6:17.082 |
| 19 | 1 | 19.487 | 19/6:16.723 |