| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 20.215 | 21/7:04.515 |
| 2 | 1 | 18.715 | 22/7:08.230 |
| 3 | 1 | 20.680 | 22/7:17.140 |
| 4 | 1 | 20.248 | 22/7:19.219 |
| 5 | 1 | 21.056 | 21/7:03.839 |
| 6 | 1 | 19.702 | 21/7:02.156 |
| 7 | 1 | 19.561 | 21/7:00.531 |
| 8 | 1 | 23.290 | 21/7:09.101 |
| 9 | 1 | 19.349 | 21/7:06.571 |
| 10 | 1 | 20.060 | 21/7:06.040 |
| 11 | 1 | 20.474 | 21/7:06.395 |
| 12 | 1 | 20.775 | 21/7:07.219 |
| 13 | 1 | 25.467 | 21/7:15.495 |
| 14 | 1 | 19.863 | 21/7:14.182 |
| 15 | 1 | 25.480 | 21/7:20.909 |
| 16 | 1 | 20.460 | 21/7:20.206 |
| 17 | 1 | 19.161 | 21/7:17.981 |
| 18 | 1 | 20.098 | 21/7:17.096 |
| 19 | 1 | 21.332 | 21/7:17.669 |
| 20 | 1 | 19.573 | 21/7:16.337 |
| 21 | 1 | 20.309 | 21/7:15.868 |