| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 8.710 | N/A |
| 2 | 1 | 18.638 | 20/6:02.832 |
| 3 | 1 | 18.044 | 21/6:15.053 |
| 4 | 1 | 18.330 | 21/6:15.456 |
| 5 | 1 | 18.392 | 21/6:15.073 |
| 6 | 1 | 18.706 | 21/6:17.015 |
| 7 | 1 | 17.895 | 21/6:15.393 |
| 8 | 1 | 18.102 | 21/6:14.073 |
| 9 | 1 | 18.824 | 21/6:16.037 |
| 10 | 1 | 18.472 | 21/6:16.272 |
| 11 | 1 | 20.328 | 20/6:01.598 |
| 12 | 1 | 18.685 | 20/6:01.792 |
| 13 | 1 | 18.715 | 20/6:02.000 |
| 14 | 1 | 18.606 | 20/6:02.017 |
| 15 | 1 | 19.076 | 20/6:02.670 |
| 16 | 1 | 18.619 | 20/6:02.657 |
| 17 | 1 | 18.311 | 20/6:02.279 |
| 18 | 1 | 18.463 | 20/6:02.116 |
| 19 | 1 | 19.634 | 20/6:03.207 |
| 20 | 1 | 18.640 | 20/6:03.190 |