| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 17.338 | 21/6:04.098 |
| 2 | 1 | 17.526 | 21/6:06.072 |
| 3 | 1 | 17.488 | 21/6:06.464 |
| 4 | 1 | 17.494 | 21/6:06.692 |
| 5 | 1 | 18.001 | 21/6:08.957 |
| 6 | 1 | 17.778 | 21/6:09.688 |
| 7 | 1 | 17.042 | 21/6:08.001 |
| 8 | 1 | 19.037 | 21/6:11.973 |
| 9 | 1 | 17.821 | 21/6:12.225 |
| 10 | 1 | 17.522 | 21/6:11.799 |
| 11 | 1 | 17.474 | 21/6:11.358 |
| 12 | 1 | 17.507 | 21/6:11.049 |
| 13 | 1 | 17.396 | 21/6:10.608 |
| 14 | 1 | 18.240 | 21/6:11.496 |
| 15 | 1 | 18.660 | 21/6:12.854 |
| 16 | 1 | 17.525 | 21/6:12.552 |
| 17 | 1 | 18.757 | 21/6:13.807 |
| 18 | 1 | 17.694 | 21/6:13.683 |
| 19 | 1 | 17.466 | 21/6:13.320 |
| 20 | 1 | 16.865 | 21/6:12.363 |
| 21 | 1 | 17.708 | 21/6:12.339 |