| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 4 | 17.930 | 21/6:16.530 |
| 2 | 3 | 17.475 | 21/6:11.752 |
| 3 | 2 | 17.292 | 21/6:08.879 |
| 4 | 1 | 17.663 | 21/6:09.390 |
| 5 | 2 | 18.277 | 21/6:12.275 |
| 6 | 2 | 17.593 | 21/6:11.805 |
| 7 | 2 | 18.680 | 21/6:14.730 |
| 8 | 2 | 17.572 | 21/6:14.015 |
| 9 | 2 | 18.673 | 21/6:16.028 |
| 10 | 2 | 17.589 | 21/6:15.362 |
| 11 | 2 | 17.241 | 21/6:14.153 |
| 12 | 1 | 17.638 | 21/6:13.840 |
| 13 | 2 | 18.273 | 21/6:14.601 |
| 14 | 2 | 17.575 | 21/6:14.207 |
| 15 | 2 | 17.795 | 21/6:14.172 |
| 16 | 1 | 17.184 | 21/6:13.341 |
| 17 | 2 | 17.581 | 21/6:13.097 |
| 18 | 2 | 17.645 | 21/6:12.955 |
| 19 | 2 | 18.215 | 21/6:13.458 |
| 20 | 2 | 17.143 | 21/6:12.786 |
| 21 | 1 | 17.598 | 21/6:12.632 |