| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 21.017 | 20/7:00.340 |
| 2 | 1 | 20.113 | 21/7:11.865 |
| 3 | 1 | 21.126 | 21/7:15.792 |
| 4 | 1 | 19.893 | 21/7:11.282 |
| 5 | 1 | 19.501 | 21/7:06.930 |
| 6 | 2 | 23.889 | 21/7:19.387 |
| 7 | 2 | 20.753 | 21/7:18.876 |
| 8 | 2 | 22.588 | 20/7:02.200 |
| 9 | 2 | 25.669 | 20/7:12.331 |
| 10 | 2 | 23.937 | 20/7:16.972 |
| 11 | 3 | 28.837 | 19/7:07.194 |
| 12 | 3 | 27.619 | 19/7:15.325 |
| 13 | 3 | 26.601 | 19/7:20.717 |
| 14 | 3 | 21.128 | 19/7:17.911 |
| 15 | 3 | 21.527 | 19/7:15.984 |
| 16 | 3 | 28.005 | 19/7:21.991 |
| 17 | 3 | 21.238 | 19/7:19.728 |
| 18 | 3 | 26.625 | 18/7:00.066 |