| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 17.887 | 21/6:15.627 |
| 2 | 3 | 18.215 | 20/6:01.020 |
| 3 | 4 | 18.468 | 20/6:03.800 |
| 4 | 4 | 18.387 | 20/6:04.785 |
| 5 | 4 | 18.687 | 20/6:06.576 |
| 6 | 3 | 17.949 | 20/6:05.310 |
| 7 | 5 | 20.248 | 20/6:10.974 |
| 8 | 4 | 17.458 | 20/6:08.248 |
| 9 | 5 | 21.410 | 20/6:14.909 |
| 10 | 4 | 17.824 | 20/6:13.066 |
| 11 | 3 | 17.722 | 20/6:11.373 |
| 12 | 3 | 17.803 | 20/6:10.097 |
| 13 | 4 | 18.604 | 20/6:10.249 |
| 14 | 2 | 18.197 | 20/6:09.799 |
| 15 | 3 | 18.146 | 20/6:09.340 |
| 16 | 2 | 18.903 | 20/6:09.885 |
| 17 | 4 | 23.373 | 20/6:15.625 |
| 18 | 3 | 19.636 | 20/6:16.574 |
| 19 | 3 | 18.901 | 20/6:16.651 |
| 20 | 3 | 19.063 | 20/6:16.881 |