| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 29.338 | N/A |
| 2 | 2 | 22.981 | 21/8:08.958 |
| 3 | 3 | 23.366 | 21/8:12.808 |
| 4 | 3 | 27.225 | 20/8:15.294 |
| 5 | 3 | 27.688 | 19/8:05.008 |
| 6 | 3 | 28.543 | 19/8:16.628 |
| 7 | 4 | 26.856 | 19/8:19.315 |
| 8 | 4 | 21.263 | 19/8:06.851 |
| 9 | 3 | 23.968 | 19/8:03.590 |
| 10 | 4 | 24.386 | 19/8:01.089 |
| 11 | 4 | 23.757 | 20/8:24.400 |
| 12 | 4 | 39.917 | 19/8:23.801 |
| 13 | 4 | 21.307 | 19/8:16.223 |
| 14 | 4 | 22.575 | 19/8:11.566 |
| 15 | 4 | 29.399 | 19/8:16.349 |
| 16 | 4 | 32.984 | 19/8:24.796 |
| 17 | 4 | 20.817 | 19/8:18.499 |
| 18 | 4 | 21.072 | 19/8:13.212 |
| 19 | 4 | 23.155 | 19/8:10.597 |