| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 5 | 28.445 | N/A |
| 2 | 4 | 20.377 | 21/7:15.985 |
| 3 | 4 | 21.460 | 20/7:05.896 |
| 4 | 4 | 21.318 | 20/7:08.426 |
| 5 | 4 | 20.056 | 20/7:03.697 |
| 6 | 4 | 21.134 | 20/7:04.956 |
| 7 | 4 | 22.081 | 20/7:08.794 |
| 8 | 3 | 22.034 | 20/7:11.407 |
| 9 | 4 | 23.891 | 20/7:17.778 |
| 10 | 4 | 24.197 | 19/7:01.541 |
| 11 | 4 | 20.467 | 20/7:20.773 |
| 12 | 4 | 20.864 | 20/7:19.326 |
| 13 | 4 | 21.917 | 20/7:19.788 |
| 14 | 4 | 27.962 | 19/7:06.879 |
| 15 | 4 | 22.017 | 19/7:06.727 |
| 16 | 4 | 21.079 | 19/7:05.469 |
| 17 | 4 | 21.395 | 19/7:04.725 |
| 18 | 4 | 21.155 | 19/7:03.813 |
| 19 | 4 | 20.670 | 19/7:02.519 |