| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 17.851 | 21/6:14.871 |
| 2 | 1 | 17.385 | 21/6:09.978 |
| 3 | 1 | 18.520 | 21/6:16.292 |
| 4 | 1 | 18.373 | 20/6:00.645 |
| 5 | 1 | 17.875 | 20/6:00.016 |
| 6 | 1 | 20.900 | 20/6:09.680 |
| 7 | 1 | 17.712 | 20/6:07.474 |
| 8 | 1 | 17.784 | 20/6:06.000 |
| 9 | 2 | 21.492 | 20/6:13.093 |
| 10 | 2 | 18.108 | 20/6:12.000 |
| 11 | 2 | 18.578 | 20/6:11.960 |
| 12 | 2 | 18.624 | 20/6:12.003 |
| 13 | 2 | 17.654 | 20/6:10.548 |
| 14 | 2 | 18.472 | 20/6:10.469 |
| 15 | 2 | 18.242 | 20/6:10.093 |
| 16 | 2 | 18.275 | 20/6:09.806 |
| 17 | 2 | 17.073 | 20/6:08.139 |
| 18 | 2 | 17.369 | 20/6:06.986 |
| 19 | 2 | 21.438 | 20/6:10.237 |
| 20 | 3 | 23.503 | 20/6:15.228 |