| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 20.537 | 21/7:11.277 |
| 2 | 1 | 21.149 | 21/7:17.703 |
| 3 | 1 | 20.056 | 21/7:12.194 |
| 4 | 1 | 20.006 | 21/7:09.177 |
| 5 | 2 | 20.667 | 21/7:10.143 |
| 6 | 1 | 19.980 | 21/7:08.383 |
| 7 | 1 | 20.693 | 21/7:09.264 |
| 8 | 1 | 24.012 | 21/7:18.638 |
| 9 | 1 | 19.709 | 21/7:15.888 |
| 10 | 1 | 20.964 | 21/7:16.323 |
| 11 | 1 | 21.161 | 21/7:17.056 |
| 12 | 1 | 22.318 | 21/7:19.691 |
| 13 | 1 | 20.113 | 21/7:18.359 |
| 14 | 1 | 20.401 | 21/7:17.649 |
| 15 | 1 | 20.385 | 21/7:17.011 |
| 16 | 1 | 20.577 | 21/7:16.706 |
| 17 | 1 | 21.421 | 21/7:17.478 |
| 18 | 1 | 21.096 | 21/7:17.786 |
| 19 | 1 | 21.883 | 21/7:18.931 |
| 20 | 1 | 20.831 | 21/7:18.857 |
| 21 | 1 | 20.790 | 21/7:18.749 |