| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 17.859 | 21/6:15.039 |
| 2 | 1 | 17.172 | 21/6:07.826 |
| 3 | 1 | 16.763 | 21/6:02.558 |
| 4 | 1 | 17.671 | 21/6:04.691 |
| 5 | 2 | 17.170 | 21/6:03.867 |
| 6 | 1 | 18.108 | 21/6:06.601 |
| 7 | 1 | 16.607 | 21/6:04.050 |
| 8 | 1 | 17.374 | 21/6:04.151 |
| 9 | 1 | 17.794 | 21/6:05.209 |
| 10 | 1 | 17.146 | 21/6:04.694 |
| 11 | 1 | 17.189 | 21/6:04.356 |
| 12 | 1 | 17.418 | 21/6:04.474 |
| 13 | 1 | 20.765 | 21/6:09.981 |
| 14 | 1 | 16.579 | 21/6:08.423 |
| 15 | 2 | 23.049 | 21/6:16.130 |
| 16 | 1 | 17.369 | 21/6:15.418 |
| 17 | 1 | 16.933 | 21/6:14.252 |
| 18 | 1 | 16.875 | 21/6:13.148 |
| 19 | 1 | 17.070 | 21/6:12.375 |
| 20 | 1 | 17.819 | 21/6:12.466 |
| 21 | 1 | 17.838 | 21/6:12.568 |