| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 5 | 26.042 | N/A |
| 2 | 4 | 20.816 | 20/7:01.546 |
| 3 | 4 | 23.157 | 19/7:01.799 |
| 4 | 5 | 22.363 | 19/7:04.058 |
| 5 | 5 | 21.262 | 19/7:00.233 |
| 6 | 4 | 22.794 | 19/7:03.453 |
| 7 | 4 | 22.150 | 19/7:03.668 |
| 8 | 3 | 21.146 | 19/7:01.239 |
| 9 | 3 | 21.015 | 20/7:20.961 |
| 10 | 3 | 21.412 | 20/7:20.062 |
| 11 | 3 | 20.603 | 20/7:17.806 |
| 12 | 3 | 21.193 | 20/7:16.979 |
| 13 | 3 | 22.224 | 20/7:17.922 |
| 14 | 3 | 20.627 | 20/7:16.386 |
| 15 | 3 | 21.026 | 20/7:15.611 |
| 16 | 3 | 20.772 | 20/7:14.618 |
| 17 | 3 | 21.760 | 20/7:14.922 |
| 18 | 4 | 21.361 | 20/7:14.744 |
| 19 | 4 | 24.275 | 20/7:17.662 |
| 20 | 4 | 21.109 | 20/7:17.107 |