| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 4 | 28.488 | N/A |
| 2 | 3 | 20.111 | 21/7:10.708 |
| 3 | 2 | 21.179 | 20/7:00.743 |
| 4 | 2 | 20.280 | 21/7:18.954 |
| 5 | 2 | 20.262 | 21/7:17.648 |
| 6 | 2 | 21.784 | 20/7:02.228 |
| 7 | 2 | 19.781 | 21/7:19.811 |
| 8 | 2 | 24.755 | 20/7:10.614 |
| 9 | 2 | 20.043 | 20/7:07.951 |
| 10 | 2 | 20.415 | 20/7:06.664 |
| 11 | 2 | 19.404 | 20/7:03.714 |
| 12 | 2 | 19.462 | 20/7:01.401 |
| 13 | 2 | 21.799 | 20/7:03.173 |
| 14 | 2 | 19.848 | 20/7:01.821 |
| 15 | 2 | 23.683 | 20/7:05.867 |
| 16 | 2 | 20.537 | 20/7:05.389 |
| 17 | 2 | 19.857 | 20/7:04.163 |
| 18 | 2 | 20.018 | 20/7:03.261 |
| 19 | 2 | 20.283 | 20/7:02.739 |
| 20 | 2 | 22.456 | 20/7:04.445 |