| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 21.863 | N/A |
| 2 | 2 | 26.179 | 17/7:20.727 |
| 3 | 2 | 21.948 | 18/7:10.942 |
| 4 | 1 | 22.394 | 18/7:01.482 |
| 5 | 2 | 28.127 | 18/7:21.117 |
| 6 | 2 | 22.462 | 18/7:13.637 |
| 7 | 2 | 21.478 | 18/7:05.862 |
| 8 | 2 | 21.760 | 18/7:00.993 |
| 9 | 2 | 23.631 | 18/7:01.318 |
| 10 | 2 | 21.725 | 19/7:21.271 |
| 11 | 2 | 21.371 | 19/7:17.798 |
| 12 | 2 | 22.376 | 19/7:16.601 |
| 13 | 2 | 21.999 | 19/7:15.038 |
| 14 | 1 | 21.931 | 19/7:13.621 |
| 15 | 1 | 22.423 | 19/7:13.039 |
| 16 | 1 | 21.456 | 19/7:11.375 |
| 17 | 2 | 25.487 | 19/7:14.453 |
| 18 | 1 | 21.328 | 19/7:12.765 |
| 19 | 1 | 23.048 | 19/7:12.986 |