| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 22.171 | N/A |
| 2 | 1 | 20.941 | 20/7:00.005 |
| 3 | 1 | 21.144 | 20/7:01.978 |
| 4 | 3 | 22.731 | 20/7:12.672 |
| 5 | 2 | 20.370 | 20/7:06.804 |
| 6 | 2 | 21.185 | 20/7:06.380 |
| 7 | 2 | 20.568 | 20/7:04.144 |
| 8 | 2 | 20.534 | 20/7:02.454 |
| 9 | 2 | 21.667 | 20/7:03.878 |
| 10 | 2 | 20.065 | 20/7:01.603 |
| 11 | 2 | 20.281 | 20/7:00.194 |
| 12 | 2 | 20.897 | 20/7:00.105 |
| 13 | 2 | 20.239 | 21/7:19.874 |
| 14 | 2 | 21.752 | 20/7:00.256 |
| 15 | 2 | 20.593 | 21/7:20.695 |
| 16 | 2 | 20.002 | 21/7:19.463 |
| 17 | 1 | 21.104 | 21/7:19.762 |
| 18 | 1 | 25.499 | 20/7:04.045 |
| 19 | 1 | 20.395 | 20/7:03.247 |
| 20 | 1 | 20.671 | 20/7:02.809 |