| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 5 | 24.942 | N/A |
| 2 | 3 | 20.989 | 20/7:03.733 |
| 3 | 4 | 21.603 | 20/7:09.566 |
| 4 | 4 | 21.539 | 20/7:11.105 |
| 5 | 3 | 21.733 | 20/7:12.796 |
| 6 | 3 | 20.972 | 20/7:10.918 |
| 7 | 3 | 20.776 | 20/7:09.046 |
| 8 | 3 | 21.128 | 20/7:08.664 |
| 9 | 3 | 20.848 | 20/7:07.713 |
| 10 | 3 | 21.066 | 20/7:07.433 |
| 11 | 3 | 21.251 | 20/7:07.561 |
| 12 | 3 | 22.082 | 20/7:09.101 |
| 13 | 3 | 21.132 | 20/7:08.880 |
| 14 | 3 | 22.258 | 20/7:10.339 |
| 15 | 3 | 22.038 | 20/7:11.290 |
| 16 | 3 | 22.038 | 20/7:12.115 |
| 17 | 3 | 21.223 | 20/7:11.869 |
| 18 | 3 | 21.026 | 20/7:11.432 |
| 19 | 3 | 21.198 | 20/7:11.225 |
| 20 | 3 | 22.598 | 20/7:12.440 |