| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 25.407 | N/A |
| 2 | 2 | 19.977 | 21/7:04.947 |
| 3 | 2 | 20.316 | 21/7:08.337 |
| 4 | 2 | 22.796 | 20/7:04.970 |
| 5 | 2 | 19.663 | 21/7:19.167 |
| 6 | 2 | 19.568 | 21/7:14.687 |
| 7 | 3 | 25.810 | 20/7:11.152 |
| 8 | 3 | 21.545 | 20/7:11.667 |
| 9 | 3 | 19.516 | 20/7:07.235 |
| 10 | 2 | 20.448 | 20/7:05.756 |
| 11 | 2 | 20.266 | 20/7:04.226 |
| 12 | 2 | 19.220 | 20/7:01.168 |
| 13 | 4 | 26.704 | 20/7:10.469 |
| 14 | 4 | 20.637 | 20/7:09.472 |
| 15 | 4 | 19.442 | 20/7:06.996 |
| 16 | 4 | 21.328 | 20/7:07.239 |
| 17 | 4 | 22.809 | 20/7:09.210 |
| 18 | 4 | 19.630 | 20/7:07.396 |
| 19 | 4 | 19.188 | 20/7:05.317 |
| 20 | 4 | 20.032 | 20/7:04.302 |