| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 17.699 | 21/6:11.679 |
| 2 | 1 | 17.759 | 21/6:12.309 |
| 3 | 1 | 18.269 | 21/6:16.089 |
| 4 | 2 | 17.763 | 21/6:15.322 |
| 5 | 2 | 17.791 | 21/6:14.980 |
| 6 | 2 | 17.398 | 21/6:13.376 |
| 7 | 2 | 17.989 | 21/6:14.004 |
| 8 | 2 | 18.650 | 21/6:16.210 |
| 9 | 2 | 17.513 | 21/6:15.272 |
| 10 | 1 | 18.660 | 21/6:16.931 |
| 11 | 1 | 17.436 | 21/6:15.952 |
| 12 | 1 | 18.190 | 21/6:16.455 |
| 13 | 1 | 17.694 | 21/6:16.079 |
| 14 | 1 | 17.662 | 21/6:15.709 |
| 15 | 1 | 17.889 | 21/6:15.707 |
| 16 | 1 | 17.867 | 21/6:15.676 |
| 17 | 1 | 17.591 | 21/6:15.307 |
| 18 | 1 | 17.821 | 21/6:15.248 |
| 19 | 1 | 17.592 | 21/6:14.942 |
| 20 | 1 | 17.475 | 21/6:14.543 |
| 21 | 1 | 17.622 | 21/6:14.330 |