| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 18.376 | 20/6:07.520 |
| 2 | 3 | 20.268 | 19/6:07.118 |
| 3 | 2 | 18.122 | 20/6:18.440 |
| 4 | 3 | 19.885 | 19/6:04.092 |
| 5 | 3 | 17.796 | 20/6:17.788 |
| 6 | 3 | 18.241 | 20/6:15.627 |
| 7 | 3 | 18.371 | 20/6:14.454 |
| 8 | 2 | 17.719 | 20/6:11.945 |
| 9 | 2 | 17.287 | 20/6:09.033 |
| 10 | 2 | 17.485 | 20/6:07.100 |
| 11 | 2 | 18.621 | 20/6:07.584 |
| 12 | 2 | 18.337 | 20/6:07.513 |
| 13 | 2 | 18.163 | 20/6:07.186 |
| 14 | 3 | 17.683 | 20/6:06.220 |
| 15 | 2 | 17.532 | 20/6:05.181 |
| 16 | 2 | 18.262 | 20/6:05.185 |
| 17 | 2 | 17.750 | 20/6:04.586 |
| 18 | 2 | 18.702 | 20/6:05.111 |
| 19 | 2 | 17.850 | 20/6:04.684 |
| 20 | 1 | 17.400 | 20/6:03.850 |