| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 4 | 17.765 | 21/6:13.065 |
| 2 | 3 | 16.991 | 21/6:04.938 |
| 3 | 3 | 17.124 | 21/6:03.160 |
| 4 | 3 | 17.410 | 21/6:03.772 |
| 5 | 3 | 16.873 | 21/6:01.885 |
| 6 | 3 | 16.842 | 21/6:00.517 |
| 7 | 4 | 18.690 | 21/6:05.085 |
| 8 | 3 | 16.710 | 21/6:03.313 |
| 9 | 3 | 17.193 | 21/6:03.062 |
| 10 | 3 | 16.725 | 21/6:01.878 |
| 11 | 3 | 16.952 | 21/6:01.343 |
| 12 | 3 | 17.501 | 21/6:01.858 |
| 13 | 2 | 17.299 | 21/6:01.967 |
| 14 | 2 | 16.872 | 21/6:01.421 |
| 15 | 4 | 19.515 | 21/6:04.647 |
| 16 | 4 | 16.829 | 21/6:03.944 |
| 17 | 3 | 16.931 | 21/6:03.451 |
| 18 | 4 | 18.299 | 21/6:04.608 |
| 19 | 4 | 17.132 | 21/6:04.353 |
| 20 | 2 | 16.891 | 21/6:03.871 |
| 21 | 2 | 17.077 | 21/6:03.621 |