| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 17.757 | 21/6:12.897 |
| 2 | 2 | 17.153 | 21/6:06.555 |
| 3 | 3 | 17.538 | 21/6:07.136 |
| 4 | 2 | 17.507 | 21/6:07.264 |
| 5 | 2 | 17.062 | 21/6:05.471 |
| 6 | 3 | 17.855 | 21/6:07.052 |
| 7 | 2 | 17.171 | 21/6:06.129 |
| 8 | 2 | 17.112 | 21/6:05.282 |
| 9 | 2 | 17.882 | 21/6:06.420 |
| 10 | 2 | 17.530 | 21/6:06.591 |
| 11 | 2 | 17.429 | 21/6:06.538 |
| 12 | 2 | 17.154 | 21/6:06.012 |
| 13 | 2 | 17.733 | 21/6:06.503 |
| 14 | 2 | 19.102 | 21/6:08.978 |
| 15 | 2 | 22.902 | 21/6:16.442 |
| 16 | 3 | 19.198 | 20/6:00.106 |
| 17 | 3 | 17.531 | 21/6:17.526 |
| 18 | 3 | 17.370 | 21/6:16.817 |
| 19 | 2 | 19.087 | 20/6:00.077 |
| 20 | 2 | 17.876 | 21/6:17.946 |
| 21 | 2 | 17.940 | 21/6:17.889 |