| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 20.493 | 18/6:08.874 |
| 2 | 1 | 22.260 | 17/6:03.401 |
| 3 | 1 | 20.774 | 18/6:21.162 |
| 4 | 1 | 20.376 | 18/6:17.564 |
| 5 | 1 | 22.225 | 17/6:00.835 |
| 6 | 1 | 20.181 | 18/6:18.927 |
| 7 | 1 | 19.985 | 18/6:16.185 |
| 8 | 1 | 20.682 | 18/6:15.696 |
| 9 | 1 | 20.104 | 18/6:14.160 |
| 10 | 1 | 20.340 | 18/6:13.356 |
| 11 | 1 | 20.430 | 18/6:12.845 |
| 12 | 1 | 20.796 | 18/6:12.969 |
| 13 | 1 | 20.258 | 18/6:12.329 |
| 14 | 1 | 19.665 | 18/6:11.017 |
| 15 | 1 | 20.272 | 18/6:10.609 |
| 16 | 1 | 19.656 | 18/6:09.559 |
| 17 | 1 | 19.961 | 18/6:08.956 |
| 18 | 1 | 22.701 | 18/6:11.159 |