| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 21.800 | N/A |
| 2 | 2 | 21.417 | 20/7:08.723 |
| 3 | 2 | 21.086 | 20/7:05.578 |
| 4 | 2 | 18.972 | 21/7:11.633 |
| 5 | 1 | 19.446 | 21/7:06.405 |
| 6 | 2 | 25.687 | 20/7:06.910 |
| 7 | 2 | 19.635 | 20/7:01.569 |
| 8 | 2 | 22.839 | 20/7:06.451 |
| 9 | 2 | 18.946 | 20/7:00.866 |
| 10 | 2 | 22.082 | 20/7:03.143 |
| 11 | 2 | 22.726 | 20/7:06.188 |
| 12 | 2 | 18.773 | 20/7:01.851 |
| 13 | 2 | 19.402 | 21/7:20.151 |
| 14 | 2 | 23.327 | 20/7:02.755 |
| 15 | 2 | 20.552 | 20/7:02.007 |
| 16 | 1 | 19.635 | 20/7:00.198 |
| 17 | 2 | 19.989 | 21/7:19.942 |
| 18 | 2 | 24.665 | 20/7:03.235 |
| 19 | 2 | 26.623 | 20/7:09.035 |
| 20 | 2 | 19.477 | 20/7:07.079 |