| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 21.377 | 20/7:07.540 |
| 2 | 3 | 20.20 | 21/7:14.458 |
| 3 | 1 | 19.857 | 21/7:08.638 |
| 4 | 1 | 20.255 | 21/7:07.817 |
| 5 | 1 | 21.867 | 21/7:14.095 |
| 6 | 1 | 20.121 | 21/7:12.169 |
| 7 | 1 | 19.668 | 21/7:09.435 |
| 8 | 1 | 20.056 | 21/7:08.403 |
| 9 | 1 | 20.242 | 21/7:08.034 |
| 10 | 1 | 20.706 | 21/7:08.713 |
| 11 | 1 | 20.267 | 21/7:08.431 |
| 12 | 1 | 21.028 | 21/7:09.527 |
| 13 | 1 | 20.644 | 21/7:09.834 |
| 14 | 1 | 20.978 | 21/7:10.599 |
| 15 | 1 | 20.321 | 21/7:10.342 |
| 16 | 1 | 21.621 | 21/7:11.823 |
| 17 | 1 | 20.140 | 21/7:11.300 |
| 18 | 1 | 21.436 | 21/7:12.348 |
| 19 | 1 | 24.019 | 21/7:16.140 |
| 20 | 1 | 20.825 | 21/7:16.199 |
| 21 | 1 | 20.426 | 21/7:15.854 |