| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 4 | 10.921 | N/A |
| 2 | 8 | 23.707 | N/A |
| 3 | 3 | 20.613 | 21/7:15.967 |
| 4 | 2 | 21.615 | 20/7:04.873 |
| 5 | 2 | 20.690 | 20/7:02.187 |
| 6 | 2 | 21.546 | 20/7:04.911 |
| 7 | 2 | 21.435 | 20/7:06.123 |
| 8 | 3 | 24.197 | 20/7:15.677 |
| 9 | 3 | 21.212 | 20/7:14.400 |
| 10 | 3 | 21.898 | 20/7:15.071 |
| 11 | 3 | 20.929 | 20/7:13.547 |
| 12 | 3 | 20.512 | 20/7:11.536 |
| 13 | 3 | 20.436 | 20/7:09.759 |
| 14 | 3 | 22.868 | 20/7:12.129 |
| 15 | 3 | 20.432 | 20/7:10.574 |
| 16 | 3 | 20.990 | 20/7:09.998 |
| 17 | 3 | 20.606 | 20/7:09.013 |
| 18 | 3 | 21.312 | 20/7:08.990 |
| 19 | 2 | 21.255 | 20/7:08.905 |
| 20 | 2 | 20.895 | 20/7:08.450 |