| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 24.638 | N/A |
| 2 | 1 | 20.086 | 21/7:06.358 |
| 3 | 1 | 20.267 | 21/7:08.168 |
| 4 | 1 | 23.116 | 20/7:06.608 |
| 5 | 1 | 21.325 | 20/7:07.409 |
| 6 | 1 | 21.991 | 20/7:10.421 |
| 7 | 1 | 20.354 | 20/7:07.244 |
| 8 | 1 | 19.933 | 20/7:03.833 |
| 9 | 1 | 19.954 | 20/7:01.324 |
| 10 | 1 | 20.526 | 20/7:00.581 |
| 11 | 1 | 20.114 | 21/7:19.097 |
| 12 | 1 | 20.842 | 21/7:20.107 |
| 13 | 1 | 19.799 | 21/7:18.483 |
| 14 | 1 | 19.385 | 21/7:16.471 |
| 15 | 1 | 22.542 | 21/7:19.258 |
| 16 | 1 | 21.268 | 21/7:19.974 |
| 17 | 1 | 20.929 | 21/7:20.176 |
| 18 | 1 | 19.950 | 21/7:19.203 |
| 19 | 1 | 21.228 | 21/7:19.759 |
| 20 | 1 | 22.432 | 20/7:00.679 |