| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 18.390 | 20/6:07.800 |
| 2 | 2 | 17.965 | 20/6:03.550 |
| 3 | 2 | 18.196 | 20/6:03.673 |
| 4 | 2 | 17.665 | 20/6:01.080 |
| 5 | 2 | 18.519 | 20/6:02.940 |
| 6 | 1 | 17.845 | 20/6:01.933 |
| 7 | 3 | 21.613 | 20/6:11.980 |
| 8 | 3 | 19.788 | 20/6:14.953 |
| 9 | 3 | 19.257 | 20/6:16.084 |
| 10 | 3 | 17.506 | 20/6:13.488 |
| 11 | 5 | 23.885 | 19/6:03.814 |
| 12 | 5 | 21.554 | 19/6:07.623 |
| 13 | 5 | 19.197 | 19/6:07.402 |
| 14 | 5 | 21.763 | 19/6:10.694 |
| 15 | 5 | 18.698 | 19/6:09.665 |
| 16 | 5 | 18.508 | 19/6:08.539 |
| 17 | 4 | 20.824 | 19/6:10.135 |
| 18 | 5 | 20.843 | 19/6:11.572 |
| 19 | 4 | 18.812 | 19/6:10.828 |