| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 19.611 | 19/6:12.609 |
| 2 | 3 | 18.692 | 19/6:03.878 |
| 3 | 2 | 17.607 | 20/6:12.733 |
| 4 | 2 | 18.012 | 20/6:09.610 |
| 5 | 2 | 17.874 | 20/6:07.184 |
| 6 | 2 | 17.655 | 20/6:04.837 |
| 7 | 2 | 17.443 | 20/6:02.554 |
| 8 | 2 | 17.908 | 20/6:02.005 |
| 9 | 2 | 20.368 | 20/6:07.044 |
| 10 | 2 | 18.869 | 20/6:08.078 |
| 11 | 2 | 17.688 | 20/6:06.776 |
| 12 | 2 | 18.578 | 20/6:07.175 |
| 13 | 2 | 18.423 | 20/6:07.274 |
| 14 | 2 | 17.467 | 20/6:05.993 |
| 15 | 2 | 18.354 | 20/6:06.065 |
| 16 | 2 | 21.328 | 20/6:09.846 |
| 17 | 2 | 17.292 | 20/6:08.434 |
| 18 | 2 | 17.659 | 20/6:07.587 |
| 19 | 2 | 18.852 | 20/6:08.084 |
| 20 | 2 | 18.189 | 20/6:07.869 |