| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 4 | 25.339 | N/A |
| 2 | 2 | 27.686 | 18/8:16.001 |
| 3 | 2 | 23.780 | 19/8:08.533 |
| 4 | 2 | 29.873 | 18/8:06.026 |
| 5 | 2 | 31.640 | 18/8:25.499 |
| 6 | 2 | 25.002 | 18/8:14.474 |
| 7 | 3 | 28.478 | 18/8:16.972 |
| 8 | 3 | 25.326 | 18/8:11.102 |
| 9 | 2 | 24.053 | 18/8:03.994 |
| 10 | 2 | 25.247 | 18/8:00.721 |
| 11 | 2 | 25.128 | 19/8:24.522 |
| 12 | 2 | 23.832 | 19/8:19.958 |
| 13 | 2 | 27.853 | 19/8:22.186 |
| 14 | 2 | 23.521 | 19/8:18.073 |
| 15 | 2 | 24.994 | 19/8:16.441 |
| 16 | 2 | 23.775 | 19/8:13.564 |
| 17 | 2 | 23.224 | 19/8:10.427 |
| 18 | 2 | 24.341 | 19/8:08.842 |
| 19 | 2 | 23.628 | 19/8:06.720 |