| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 4 | 22.460 | 17/6:21.820 |
| 2 | 4 | 20.363 | 17/6:03.995 |
| 3 | 3 | 20.869 | 17/6:00.921 |
| 4 | 2 | 19.990 | 18/6:16.569 |
| 5 | 2 | 20.335 | 18/6:14.461 |
| 6 | 1 | 19.796 | 18/6:11.439 |
| 7 | 1 | 19.783 | 18/6:09.247 |
| 8 | 2 | 21.905 | 18/6:12.377 |
| 9 | 1 | 20.399 | 18/6:11.800 |
| 10 | 1 | 21.140 | 18/6:12.672 |
| 11 | 1 | 21.431 | 18/6:13.862 |
| 12 | 1 | 20.222 | 18/6:13.040 |
| 13 | 1 | 23.282 | 18/6:16.581 |
| 14 | 1 | 20.062 | 18/6:15.476 |
| 15 | 3 | 25.002 | 18/6:20.447 |
| 16 | 2 | 20.302 | 18/6:19.509 |
| 17 | 2 | 20.133 | 18/6:18.502 |
| 18 | 2 | 22.379 | 18/6:19.853 |