| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 20.266 | 21/7:05.586 |
| 2 | 2 | 19.660 | 22/7:19.186 |
| 3 | 2 | 19.470 | 22/7:15.571 |
| 4 | 2 | 19.327 | 22/7:12.976 |
| 5 | 2 | 19.775 | 22/7:13.391 |
| 6 | 2 | 19.332 | 22/7:12.043 |
| 7 | 3 | 19.935 | 22/7:12.976 |
| 8 | 2 | 19.406 | 22/7:12.220 |
| 9 | 3 | 19.746 | 22/7:12.464 |
| 10 | 3 | 19.356 | 22/7:11.801 |
| 11 | 2 | 19.222 | 22/7:10.990 |
| 12 | 2 | 19.320 | 22/7:10.494 |
| 13 | 2 | 20.564 | 22/7:12.180 |
| 14 | 1 | 19.945 | 22/7:12.652 |
| 15 | 2 | 20.128 | 22/7:13.330 |
| 16 | 3 | 23.065 | 22/7:17.961 |
| 17 | 2 | 19.763 | 22/7:17.774 |
| 18 | 1 | 19.233 | 22/7:16.960 |
| 19 | 1 | 20.443 | 22/7:17.633 |
| 20 | 3 | 21.796 | 22/7:19.727 |
| 21 | 2 | 28.980 | 21/7:08.732 |