| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 5 | 22.458 | N/A |
| 2 | 5 | 16.970 | 21/6:01.858 |
| 3 | 5 | 17.983 | 21/6:11.988 |
| 4 | 5 | 16.983 | 21/6:08.698 |
| 5 | 5 | 17.162 | 21/6:07.948 |
| 6 | 4 | 17.826 | 21/6:10.154 |
| 7 | 4 | 17.905 | 21/6:11.888 |
| 8 | 4 | 17.818 | 21/6:12.878 |
| 9 | 4 | 17.456 | 21/6:12.715 |
| 10 | 5 | 17.866 | 21/6:13.500 |
| 11 | 5 | 17.818 | 21/6:14.032 |
| 12 | 4 | 17.148 | 21/6:13.248 |
| 13 | 4 | 17.973 | 21/6:13.971 |
| 14 | 4 | 17.401 | 21/6:13.702 |
| 15 | 4 | 18.454 | 21/6:14.976 |
| 16 | 4 | 17.578 | 21/6:14.912 |
| 17 | 5 | 23.485 | 20/6:04.251 |
| 18 | 5 | 17.300 | 20/6:03.481 |
| 19 | 5 | 16.992 | 20/6:02.471 |
| 20 | 4 | 17.286 | 20/6:01.862 |