| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 21.721 | N/A |
| 2 | 1 | 20.402 | 24/8:10.967 |
| 3 | 1 | 21.370 | 23/8:01.213 |
| 4 | 1 | 20.374 | 24/8:18.173 |
| 5 | 2 | 25.135 | 23/8:21.766 |
| 6 | 1 | 21.019 | 23/8:18.241 |
| 7 | 1 | 20.583 | 23/8:14.292 |
| 8 | 2 | 25.035 | 22/8:03.475 |
| 9 | 3 | 33.934 | 21/8:11.351 |
| 10 | 3 | 25.351 | 21/8:15.505 |
| 11 | 3 | 32.606 | 20/8:08.758 |
| 12 | 3 | 22.153 | 20/8:04.564 |
| 13 | 3 | 21.483 | 20/8:00.008 |
| 14 | 3 | 27.296 | 20/8:04.650 |
| 15 | 3 | 28.620 | 20/8:10.425 |
| 16 | 3 | 25.462 | 20/8:11.430 |
| 17 | 4 | 30.613 | 20/8:18.426 |
| 18 | 4 | 40.233 | 19/8:09.370 |
| 19 | 4 | 29.698 | 19/8:13.088 |