| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 21.773 | N/A |
| 2 | 1 | 20.385 | 21/7:09.473 |
| 3 | 1 | 19.853 | 21/7:04.153 |
| 4 | 1 | 20.660 | 21/7:07.759 |
| 5 | 1 | 19.864 | 21/7:05.583 |
| 6 | 1 | 20.160 | 21/7:05.461 |
| 7 | 1 | 20.100 | 21/7:05.179 |
| 8 | 1 | 20.127 | 21/7:05.055 |
| 9 | 1 | 20.497 | 21/7:05.888 |
| 10 | 1 | 20.604 | 21/7:06.773 |
| 11 | 1 | 20.495 | 21/7:07.263 |
| 12 | 1 | 21.417 | 21/7:09.340 |
| 13 | 1 | 20.695 | 21/7:09.868 |
| 14 | 1 | 19.943 | 21/7:09.157 |
| 15 | 1 | 20.651 | 21/7:09.560 |
| 16 | 1 | 20.388 | 21/7:09.558 |
| 17 | 1 | 20.453 | 21/7:09.638 |
| 18 | 1 | 20.394 | 21/7:09.638 |
| 19 | 1 | 20.038 | 21/7:09.244 |
| 20 | 1 | 19.875 | 21/7:08.719 |
| 21 | 1 | 19.817 | 21/7:08.189 |