| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 51.672 | N/A |
| 2 | 2 | 1:05.905 | 19/20:37.962 |
| 3 | 2 | 50.674 | 21/20:17.462 |
| 4 | 2 | 1:02.971 | 21/20:48.672 |
| 5 | 2 | 50.812 | 21/20:03.482 |
| 6 | 2 | 48.752 | 22/20:23.950 |
| 7 | 1 | 49.849 | 22/20:03.042 |
| 8 | 2 | 56.411 | 22/20:07.794 |
| 9 | 2 | 1:13.047 | 22/20:55.027 |
| 10 | 2 | 59.279 | 21/20:02.116 |
| 11 | 1 | 52.529 | 22/20:49.152 |
| 12 | 2 | 1:02.282 | 21/20:01.692 |
| 13 | 2 | 53.880 | 22/20:52.856 |
| 14 | 2 | 1:04.553 | 21/20:06.970 |
| 15 | 2 | 1:24.942 | 21/20:45.794 |
| 16 | 2 | 51.750 | 21/20:35.186 |
| 17 | 2 | 1:01.829 | 21/20:38.503 |
| 18 | 2 | 51.042 | 21/20:28.739 |
| 19 | 2 | 1:04.221 | 21/20:34.703 |
| 20 | 2 | 57.922 | 21/20:33.408 |
| 21 | 2 | 51.063 | 21/20:25.385 |