| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 21.393 | 20/7:07.860 |
| 2 | 2 | 21.918 | 20/7:13.110 |
| 3 | 2 | 21.685 | 20/7:13.307 |
| 4 | 2 | 21.333 | 20/7:11.645 |
| 5 | 2 | 22.675 | 20/7:16.016 |
| 6 | 2 | 21.219 | 20/7:14.077 |
| 7 | 2 | 24.520 | 19/7:00.017 |
| 8 | 2 | 21.261 | 20/7:20.010 |
| 9 | 2 | 21.515 | 20/7:18.931 |
| 10 | 2 | 22.014 | 20/7:19.066 |
| 11 | 2 | 22.042 | 20/7:19.227 |
| 12 | 2 | 20.905 | 20/7:17.467 |
| 13 | 2 | 22.019 | 20/7:17.691 |
| 14 | 2 | 20.747 | 20/7:16.066 |
| 15 | 2 | 19.309 | 20/7:12.740 |
| 16 | 2 | 21.595 | 20/7:12.688 |
| 17 | 2 | 25.166 | 20/7:16.842 |
| 18 | 2 | 27.243 | 19/7:00.701 |
| 19 | 2 | 22.337 | 19/7:00.896 |