| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 21.484 | 20/7:09.680 |
| 2 | 1 | 20.673 | 20/7:01.570 |
| 3 | 1 | 23.466 | 20/7:17.487 |
| 4 | 1 | 20.624 | 20/7:11.235 |
| 5 | 1 | 20.944 | 20/7:08.764 |
| 6 | 1 | 22.341 | 20/7:11.773 |
| 7 | 1 | 20.851 | 20/7:09.666 |
| 8 | 1 | 21.002 | 20/7:08.462 |
| 9 | 1 | 21.628 | 20/7:08.918 |
| 10 | 1 | 20.391 | 20/7:06.808 |
| 11 | 1 | 20.517 | 20/7:05.311 |
| 12 | 1 | 20.332 | 20/7:03.755 |
| 13 | 1 | 24.680 | 20/7:09.128 |
| 14 | 1 | 20.901 | 20/7:08.334 |
| 15 | 1 | 21.217 | 20/7:08.068 |
| 16 | 1 | 20.763 | 20/7:07.267 |
| 17 | 1 | 21.118 | 20/7:06.979 |
| 18 | 1 | 19.997 | 20/7:05.477 |
| 19 | 1 | 19.875 | 20/7:04.004 |
| 20 | 1 | 20.479 | 20/7:03.283 |