| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 19.723 | N/A |
| 2 | 2 | 17.241 | 21/6:04.543 |
| 3 | 2 | 17.306 | 21/6:05.193 |
| 4 | 2 | 17.045 | 21/6:03.669 |
| 5 | 2 | 17.137 | 21/6:03.368 |
| 6 | 2 | 20.583 | 21/6:16.971 |
| 7 | 2 | 20.644 | 20/6:07.917 |
| 8 | 2 | 20.656 | 20/6:14.241 |
| 9 | 2 | 16.792 | 20/6:09.807 |
| 10 | 1 | 19.182 | 20/6:11.404 |
| 11 | 1 | 19.375 | 20/6:13.048 |
| 12 | 1 | 16.458 | 20/6:09.355 |
| 13 | 1 | 16.109 | 20/6:05.725 |
| 14 | 1 | 16.113 | 20/6:02.659 |
| 15 | 1 | 18.527 | 20/6:03.308 |
| 16 | 1 | 16.747 | 20/6:01.615 |
| 17 | 1 | 16.313 | 21/6:17.508 |
| 18 | 2 | 18.025 | 21/6:17.667 |
| 19 | 2 | 18.251 | 20/6:00.143 |
| 20 | 1 | 16.109 | 21/6:16.157 |
| 21 | 1 | 17.161 | 21/6:15.497 |