| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 20.406 | 21/7:08.526 |
| 2 | 1 | 20.681 | 21/7:11.414 |
| 3 | 1 | 19.249 | 21/7:02.352 |
| 4 | 1 | 19.942 | 21/7:01.459 |
| 5 | 1 | 20.050 | 21/7:01.378 |
| 6 | 1 | 19.597 | 22/7:19.725 |
| 7 | 2 | 23.153 | 21/7:09.234 |
| 8 | 1 | 19.798 | 21/7:07.549 |
| 9 | 1 | 19.587 | 21/7:05.747 |
| 10 | 1 | 19.440 | 21/7:03.996 |
| 11 | 1 | 19.703 | 21/7:03.066 |
| 12 | 1 | 19.981 | 21/7:02.777 |
| 13 | 1 | 18.854 | 21/7:00.712 |
| 14 | 1 | 19.639 | 21/7:00.120 |
| 15 | 1 | 19.661 | 22/7:19.620 |
| 16 | 1 | 19.553 | 22/7:19.029 |
| 17 | 1 | 20.211 | 22/7:19.359 |
| 18 | 1 | 22.082 | 21/7:01.851 |
| 19 | 1 | 22.267 | 21/7:04.260 |
| 20 | 1 | 19.410 | 21/7:03.427 |
| 21 | 1 | 21.478 | 21/7:04.742 |