| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 17.297 | 21/6:03.237 |
| 2 | 1 | 16.790 | 22/6:14.957 |
| 3 | 1 | 17.323 | 22/6:17.007 |
| 4 | 1 | 16.977 | 22/6:16.129 |
| 5 | 1 | 17.829 | 21/6:02.107 |
| 6 | 1 | 17.002 | 21/6:01.263 |
| 7 | 1 | 18.031 | 21/6:03.747 |
| 8 | 1 | 20.207 | 21/6:11.322 |
| 9 | 1 | 17.624 | 21/6:11.187 |
| 10 | 1 | 18.291 | 21/6:12.479 |
| 11 | 1 | 17.348 | 21/6:11.736 |
| 12 | 1 | 17.374 | 21/6:11.163 |
| 13 | 1 | 16.342 | 21/6:09.010 |
| 14 | 1 | 16.698 | 21/6:07.700 |
| 15 | 1 | 17.053 | 21/6:07.060 |
| 16 | 1 | 17.929 | 21/6:07.651 |
| 17 | 1 | 20.260 | 21/6:11.051 |
| 18 | 1 | 16.423 | 21/6:09.598 |
| 19 | 1 | 17.050 | 21/6:08.990 |
| 20 | 1 | 18.062 | 21/6:09.506 |
| 21 | 1 | 16.417 | 21/6:08.327 |