| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 6 | 29.321 | N/A |
| 2 | 5 | 19.855 | 21/7:06.421 |
| 3 | 5 | 19.720 | 21/7:05.071 |
| 4 | 5 | 19.343 | 21/7:02.107 |
| 5 | 5 | 22.248 | 21/7:15.151 |
| 6 | 4 | 19.914 | 21/7:13.641 |
| 7 | 3 | 20.534 | 21/7:14.701 |
| 8 | 3 | 19.717 | 21/7:13.123 |
| 9 | 4 | 21.538 | 21/7:16.493 |
| 10 | 3 | 19.822 | 21/7:15.301 |
| 11 | 3 | 19.226 | 21/7:13.155 |
| 12 | 3 | 19.767 | 21/7:12.382 |
| 13 | 4 | 20.858 | 21/7:13.557 |
| 14 | 3 | 28.290 | 20/7:05.152 |
| 15 | 5 | 29.191 | 20/7:16.495 |
| 16 | 6 | 25.060 | 20/7:21.092 |
| 17 | 6 | 21.366 | 20/7:20.729 |
| 18 | 6 | 21.742 | 20/7:20.828 |
| 19 | 6 | 20.328 | 20/7:19.424 |
| 20 | 5 | 19.595 | 20/7:17.435 |