| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 5 | 23.957 | 21/8:23.097 |
| 2 | 5 | 22.160 | 21/8:04.228 |
| 3 | 5 | 27.573 | 20/8:11.266 |
| 4 | 5 | 29.367 | 19/8:09.520 |
| 5 | 5 | 21.251 | 20/8:17.232 |
| 6 | 6 | 34.209 | 19/8:21.970 |
| 7 | 5 | 19.933 | 19/8:04.364 |
| 8 | 5 | 24.790 | 19/8:02.695 |
| 9 | 5 | 22.323 | 20/8:21.251 |
| 10 | 5 | 21.727 | 20/8:14.058 |
| 11 | 5 | 25.621 | 20/8:16.201 |
| 12 | 5 | 31.211 | 19/8:01.526 |
| 13 | 5 | 25.456 | 19/8:01.690 |
| 14 | 5 | 20.576 | 20/8:20.022 |
| 15 | 5 | 20.864 | 20/8:14.690 |
| 16 | 5 | 20.798 | 20/8:09.077 |
| 17 | 5 | 19.985 | 20/8:04.471 |
| 18 | 5 | 29.269 | 20/8:10.077 |
| 19 | 5 | 28.972 | 20/8:14.781 |
| 20 | 4 | 20.448 | 20/8:10.049 |