| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 4 | 22.899 | N/A |
| 2 | 3 | 20.535 | 21/7:13.599 |
| 3 | 2 | 21.367 | 20/7:00.968 |
| 4 | 2 | 20.255 | 21/7:17.279 |
| 5 | 2 | 20.383 | 21/7:15.599 |
| 6 | 2 | 21.584 | 21/7:19.395 |
| 7 | 2 | 20.509 | 21/7:18.342 |
| 8 | 2 | 20.674 | 21/7:18.061 |
| 9 | 2 | 21.187 | 21/7:19.134 |
| 10 | 2 | 20.225 | 21/7:17.830 |
| 11 | 2 | 20.430 | 21/7:17.197 |
| 12 | 2 | 21.209 | 21/7:18.095 |
| 13 | 1 | 20.685 | 21/7:17.970 |
| 14 | 1 | 21.128 | 21/7:18.546 |
| 15 | 1 | 20.862 | 21/7:18.660 |
| 16 | 1 | 20.747 | 21/7:18.605 |
| 17 | 1 | 20.511 | 21/7:18.262 |
| 18 | 1 | 20.971 | 21/7:18.501 |
| 19 | 1 | 20.517 | 21/7:18.209 |
| 20 | 1 | 20.459 | 21/7:17.886 |
| 21 | 1 | 20.797 | 21/7:17.934 |