| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 18.217 | 20/6:04.340 |
| 2 | 2 | 17.653 | 21/6:16.635 |
| 3 | 1 | 17.961 | 21/6:16.817 |
| 4 | 1 | 17.235 | 21/6:13.096 |
| 5 | 1 | 17.470 | 21/6:11.851 |
| 6 | 1 | 17.679 | 21/6:11.752 |
| 7 | 1 | 17.266 | 21/6:10.443 |
| 8 | 1 | 18.279 | 21/6:12.120 |
| 9 | 1 | 17.455 | 21/6:11.502 |
| 10 | 1 | 17.321 | 21/6:10.726 |
| 11 | 2 | 17.926 | 21/6:11.246 |
| 12 | 1 | 18.020 | 21/6:11.843 |
| 13 | 2 | 18.396 | 21/6:12.957 |
| 14 | 2 | 17.704 | 21/6:12.873 |
| 15 | 2 | 17.904 | 21/6:13.080 |
| 16 | 2 | 17.204 | 21/6:12.343 |
| 17 | 2 | 18.200 | 21/6:12.923 |
| 18 | 2 | 17.505 | 21/6:12.627 |
| 19 | 2 | 17.292 | 21/6:12.128 |
| 20 | 2 | 18.199 | 21/6:12.630 |
| 21 | 2 | 18.295 | 21/6:13.181 |