| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 17.798 | 21/6:13.758 |
| 2 | 1 | 18.116 | 21/6:17.097 |
| 3 | 1 | 18.162 | 20/6:00.507 |
| 4 | 1 | 18.188 | 20/6:01.320 |
| 5 | 1 | 18.474 | 20/6:02.952 |
| 6 | 1 | 17.840 | 20/6:01.927 |
| 7 | 1 | 18.300 | 20/6:02.509 |
| 8 | 1 | 17.921 | 20/6:01.998 |
| 9 | 1 | 19.902 | 20/6:06.002 |
| 10 | 1 | 18.215 | 20/6:05.832 |
| 11 | 1 | 18.082 | 20/6:05.451 |
| 12 | 1 | 18.648 | 20/6:06.077 |
| 13 | 1 | 18.460 | 20/6:06.317 |
| 14 | 1 | 19.902 | 20/6:08.583 |
| 15 | 1 | 18.366 | 20/6:08.499 |
| 16 | 1 | 18.417 | 20/6:08.489 |
| 17 | 1 | 18.456 | 20/6:08.526 |
| 18 | 1 | 18.513 | 20/6:08.622 |
| 19 | 1 | 18.321 | 20/6:08.506 |
| 20 | 1 | 18.562 | 20/6:08.643 |