| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 18.348 | 20/6:06.960 |
| 2 | 2 | 18.417 | 20/6:07.650 |
| 3 | 2 | 19.691 | 20/6:16.373 |
| 4 | 3 | 19.300 | 20/6:18.780 |
| 5 | 3 | 19.441 | 19/6:01.749 |
| 6 | 3 | 19.575 | 19/6:03.445 |
| 7 | 3 | 18.617 | 19/6:02.056 |
| 8 | 2 | 19.513 | 19/6:03.142 |
| 9 | 2 | 17.996 | 19/6:00.785 |
| 10 | 2 | 19.049 | 19/6:00.899 |
| 11 | 2 | 17.984 | 20/6:18.056 |
| 12 | 2 | 19.211 | 20/6:18.570 |
| 13 | 2 | 18.603 | 20/6:18.069 |
| 14 | 2 | 17.646 | 20/6:16.273 |
| 15 | 2 | 17.596 | 20/6:14.649 |
| 16 | 2 | 18.336 | 20/6:14.154 |
| 17 | 2 | 18.483 | 20/6:13.889 |
| 18 | 2 | 18.338 | 20/6:13.493 |
| 19 | 2 | 18.078 | 20/6:12.865 |
| 20 | 2 | 18.034 | 20/6:12.256 |