| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 17.376 | 21/6:04.896 |
| 2 | 2 | 18.559 | 21/6:17.317 |
| 3 | 2 | 17.653 | 21/6:15.116 |
| 4 | 2 | 17.292 | 21/6:12.120 |
| 5 | 4 | 23.331 | 20/6:16.844 |
| 6 | 4 | 18.009 | 20/6:14.067 |
| 7 | 4 | 17.646 | 20/6:11.046 |
| 8 | 3 | 17.238 | 20/6:07.760 |
| 9 | 3 | 17.333 | 20/6:05.416 |
| 10 | 2 | 17.583 | 20/6:04.040 |
| 11 | 3 | 21.161 | 20/6:09.420 |
| 12 | 3 | 17.215 | 20/6:07.327 |
| 13 | 3 | 17.501 | 20/6:05.995 |
| 14 | 2 | 17.257 | 20/6:04.506 |
| 15 | 3 | 17.694 | 20/6:03.797 |
| 16 | 3 | 17.632 | 20/6:03.100 |
| 17 | 3 | 18.503 | 20/6:03.509 |
| 18 | 2 | 17.631 | 20/6:02.904 |
| 19 | 2 | 17.099 | 20/6:01.803 |
| 20 | 2 | 18.141 | 20/6:01.854 |