| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 23.357 | N/A |
| 2 | 1 | 20.103 | 21/7:05.417 |
| 3 | 1 | 20.120 | 21/7:05.587 |
| 4 | 1 | 20.048 | 21/7:05.163 |
| 5 | 1 | 22.819 | 21/7:18.807 |
| 6 | 1 | 22.107 | 20/7:03.105 |
| 7 | 1 | 20.038 | 21/7:20.807 |
| 8 | 1 | 20.222 | 21/7:18.948 |
| 9 | 1 | 22.862 | 20/7:03.114 |
| 10 | 1 | 19.929 | 20/7:00.769 |
| 11 | 1 | 22.591 | 20/7:03.951 |
| 12 | 1 | 19.829 | 20/7:01.783 |
| 13 | 1 | 19.843 | 21/7:20.875 |
| 14 | 1 | 22.122 | 20/7:01.820 |
| 15 | 1 | 19.777 | 20/7:00.199 |
| 16 | 1 | 20.521 | 21/7:20.598 |
| 17 | 1 | 21.382 | 20/7:00.353 |
| 18 | 1 | 20.245 | 21/7:20.484 |
| 19 | 1 | 20.406 | 21/7:19.983 |
| 20 | 1 | 20.312 | 21/7:19.437 |
| 21 | 1 | 19.923 | 21/7:18.556 |