| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 17.882 | 21/6:15.522 |
| 2 | 2 | 18.141 | 20/6:00.230 |
| 3 | 2 | 17.889 | 21/6:17.384 |
| 4 | 2 | 18.468 | 20/6:01.900 |
| 5 | 2 | 17.942 | 20/6:01.288 |
| 6 | 2 | 18.782 | 20/6:03.680 |
| 7 | 2 | 18.070 | 20/6:03.354 |
| 8 | 2 | 18.229 | 20/6:03.508 |
| 9 | 2 | 18.516 | 20/6:04.264 |
| 10 | 2 | 18.284 | 20/6:04.406 |
| 11 | 2 | 18.084 | 20/6:04.158 |
| 12 | 2 | 17.692 | 20/6:03.298 |
| 13 | 2 | 17.724 | 20/6:02.620 |
| 14 | 2 | 17.655 | 20/6:01.940 |
| 15 | 2 | 18.264 | 20/6:02.163 |
| 16 | 2 | 18.176 | 20/6:02.248 |
| 17 | 2 | 18.363 | 20/6:02.542 |
| 18 | 2 | 18.169 | 20/6:02.589 |
| 19 | 2 | 18.048 | 20/6:02.503 |
| 20 | 2 | 19.414 | 20/6:03.792 |