| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 4 | 25.379 | N/A |
| 2 | 3 | 22.281 | 19/7:06.437 |
| 3 | 4 | 21.411 | 20/7:20.453 |
| 4 | 4 | 22.167 | 19/7:00.533 |
| 5 | 4 | 20.411 | 20/7:15.161 |
| 6 | 4 | 24.577 | 19/7:04.428 |
| 7 | 4 | 22.775 | 19/7:06.245 |
| 8 | 4 | 21.736 | 19/7:04.871 |
| 9 | 4 | 21.328 | 19/7:02.922 |
| 10 | 4 | 21.063 | 19/7:00.877 |
| 11 | 4 | 21.182 | 20/7:21.347 |
| 12 | 4 | 22.310 | 19/7:00.137 |
| 13 | 4 | 20.888 | 20/7:20.416 |
| 14 | 4 | 21.284 | 20/7:19.598 |
| 15 | 4 | 24.441 | 19/7:01.191 |
| 16 | 3 | 21.596 | 19/7:00.719 |
| 17 | 3 | 21.620 | 19/7:00.332 |
| 18 | 3 | 20.547 | 20/7:20.715 |
| 19 | 3 | 22.747 | 20/7:21.652 |
| 20 | 3 | 23.788 | 20/7:23.531 |