| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 5 | 30.979 | N/A |
| 2 | 5 | 23.202 | 21/8:15.019 |
| 3 | 6 | 27.231 | 19/8:04.876 |
| 4 | 6 | 23.305 | 20/8:17.986 |
| 5 | 7 | 27.345 | 19/8:05.852 |
| 6 | 6 | 23.384 | 20/8:23.953 |
| 7 | 7 | 29.974 | 19/8:14.302 |
| 8 | 8 | 25.875 | 19/8:14.648 |
| 9 | 7 | 22.685 | 19/8:07.731 |
| 10 | 6 | 22.931 | 19/8:02.843 |
| 11 | 7 | 26.427 | 19/8:05.225 |
| 12 | 5 | 21.964 | 20/8:24.809 |
| 13 | 5 | 21.831 | 20/8:19.889 |
| 14 | 5 | 24.715 | 20/8:19.941 |
| 15 | 5 | 23.816 | 20/8:18.765 |
| 16 | 5 | 26.393 | 20/8:21.011 |
| 17 | 5 | 22.116 | 20/8:17.896 |
| 18 | 4 | 22.891 | 20/8:16.015 |
| 19 | 5 | 28.738 | 20/8:20.514 |
| 20 | 5 | 23.316 | 20/8:19.118 |