| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 25.109 | N/A |
| 2 | 2 | 23.094 | 21/8:06.989 |
| 3 | 2 | 23.792 | 21/8:13.969 |
| 4 | 2 | 23.060 | 21/8:11.415 |
| 5 | 2 | 22.604 | 21/8:07.859 |
| 6 | 2 | 22.413 | 21/8:04.961 |
| 7 | 3 | 29.100 | 20/8:01.308 |
| 8 | 3 | 23.501 | 21/8:23.863 |
| 9 | 3 | 24.808 | 20/8:01.992 |
| 10 | 3 | 23.510 | 20/8:00.859 |
| 11 | 3 | 25.203 | 20/8:03.170 |
| 12 | 3 | 25.977 | 20/8:06.397 |
| 13 | 3 | 22.577 | 20/8:03.704 |
| 14 | 3 | 22.121 | 20/8:00.758 |
| 15 | 3 | 25.920 | 20/8:03.389 |
| 16 | 3 | 23.055 | 20/8:02.004 |
| 17 | 3 | 22.416 | 20/8:00.100 |
| 18 | 3 | 25.991 | 20/8:02.385 |
| 19 | 3 | 25.802 | 20/8:04.216 |
| 20 | 3 | 21.235 | 20/8:01.288 |