| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 5 | 17.471 | 21/6:06.891 |
| 2 | 4 | 17.507 | 21/6:07.269 |
| 3 | 5 | 16.940 | 21/6:03.426 |
| 4 | 2 | 16.588 | 22/6:16.783 |
| 5 | 4 | 19.092 | 21/6:07.912 |
| 6 | 4 | 17.459 | 21/6:07.700 |
| 7 | 5 | 16.960 | 21/6:06.051 |
| 8 | 5 | 18.267 | 21/6:08.245 |
| 9 | 6 | 17.262 | 21/6:07.607 |
| 10 | 5 | 16.911 | 21/6:06.360 |
| 11 | 6 | 21.584 | 21/6:14.260 |
| 12 | 6 | 16.684 | 21/6:12.269 |
| 13 | 6 | 16.235 | 21/6:09.858 |
| 14 | 6 | 19.570 | 21/6:12.795 |
| 15 | 6 | 16.515 | 21/6:11.063 |
| 16 | 6 | 16.847 | 21/6:09.983 |
| 17 | 6 | 16.106 | 21/6:08.115 |
| 18 | 6 | 19.996 | 21/6:10.993 |
| 19 | 7 | 22.422 | 21/6:16.249 |
| 20 | 6 | 18.319 | 21/6:16.672 |
| 21 | 6 | 23.386 | 21/6:22.121 |