| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 4 | 22.587 | N/A |
| 2 | 4 | 23.938 | 21/8:21.347 |
| 3 | 4 | 23.486 | 21/8:16.827 |
| 4 | 4 | 25.096 | 20/8:01.880 |
| 5 | 4 | 20.818 | 21/8:09.277 |
| 6 | 4 | 20.276 | 22/8:19.765 |
| 7 | 4 | 21.587 | 22/8:15.790 |
| 8 | 4 | 19.343 | 22/8:06.219 |
| 9 | 4 | 35.300 | 21/8:17.197 |
| 10 | 4 | 20.117 | 21/8:09.167 |
| 11 | 4 | 21.731 | 21/8:05.971 |
| 12 | 4 | 20.257 | 21/8:00.676 |
| 13 | 4 | 18.779 | 22/8:16.361 |
| 14 | 4 | 19.933 | 22/8:12.116 |
| 15 | 4 | 20.887 | 22/8:09.909 |
| 16 | 4 | 26.107 | 22/8:15.304 |
| 17 | 4 | 25.781 | 22/8:19.596 |
| 18 | 4 | 28.124 | 21/8:03.245 |
| 19 | 4 | 24.287 | 21/8:04.639 |
| 20 | 4 | 25.335 | 21/8:06.989 |
| 21 | 4 | 29.917 | 21/8:13.686 |