| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 20.097 | N/A |
| 2 | 2 | 18.328 | 27/8:16.625 |
| 3 | 2 | 20.182 | 25/8:02.217 |
| 4 | 3 | 27.841 | 22/8:04.554 |
| 5 | 4 | 25.519 | 22/8:22.414 |
| 6 | 4 | 18.459 | 22/8:03.478 |
| 7 | 4 | 17.813 | 23/8:09.951 |
| 8 | 4 | 18.815 | 23/8:01.961 |
| 9 | 3 | 18.681 | 24/8:16.306 |
| 10 | 2 | 21.463 | 24/8:18.244 |
| 11 | 3 | 18.937 | 24/8:13.984 |
| 12 | 3 | 18.679 | 24/8:09.959 |
| 13 | 4 | 29.635 | 23/8:06.409 |
| 14 | 4 | 20.462 | 23/8:05.166 |
| 15 | 4 | 18.430 | 23/8:00.909 |
| 16 | 4 | 19.531 | 24/8:19.685 |
| 17 | 4 | 19.219 | 24/8:17.338 |
| 18 | 4 | 18.009 | 24/8:13.630 |
| 19 | 4 | 18.234 | 24/8:10.622 |
| 20 | 4 | 18.386 | 24/8:08.114 |
| 21 | 4 | 21.157 | 24/8:09.044 |
| 22 | 4 | 19.412 | 24/8:07.973 |
| 23 | 4 | 18.543 | 24/8:06.092 |
| 24 | 4 | 18.645 | 24/8:04.477 |