| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 23.989 | N/A |
| 2 | 1 | 20.090 | 21/7:05.789 |
| 3 | 2 | 23.535 | 20/7:18.426 |
| 4 | 2 | 20.607 | 20/7:10.791 |
| 5 | 2 | 21.131 | 20/7:09.463 |
| 6 | 2 | 21.322 | 20/7:09.392 |
| 7 | 2 | 21.599 | 20/7:10.221 |
| 8 | 3 | 24.012 | 20/7:17.363 |
| 9 | 3 | 21.720 | 20/7:17.277 |
| 10 | 2 | 22.416 | 20/7:18.678 |
| 11 | 2 | 20.356 | 20/7:15.886 |
| 12 | 2 | 21.617 | 20/7:15.779 |
| 13 | 2 | 22.511 | 20/7:17.106 |
| 14 | 2 | 20.852 | 20/7:15.803 |
| 15 | 1 | 21.039 | 20/7:14.941 |
| 16 | 1 | 20.885 | 20/7:13.998 |
| 17 | 4 | 23.941 | 20/7:16.803 |
| 18 | 2 | 21.854 | 20/7:16.945 |
| 19 | 2 | 20.688 | 20/7:15.840 |
| 20 | 3 | 20.778 | 20/7:14.942 |