| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 3 | 18.442 | 20/6:08.840 |
| 2 | 4 | 21.999 | 18/6:03.969 |
| 3 | 2 | 19.021 | 19/6:16.593 |
| 4 | 2 | 17.380 | 19/6:05.000 |
| 5 | 2 | 19.019 | 19/6:04.272 |
| 6 | 2 | 18.573 | 19/6:02.374 |
| 7 | 2 | 19.689 | 19/6:04.048 |
| 8 | 2 | 18.424 | 19/6:02.299 |
| 9 | 2 | 17.646 | 20/6:18.207 |
| 10 | 2 | 18.443 | 20/6:17.272 |
| 11 | 3 | 17.596 | 20/6:14.967 |
| 12 | 3 | 18.484 | 20/6:14.527 |
| 13 | 2 | 18.300 | 20/6:13.871 |
| 14 | 2 | 18.042 | 20/6:12.940 |
| 15 | 3 | 25.953 | 19/6:03.547 |
| 16 | 3 | 18.159 | 19/6:02.389 |
| 17 | 3 | 17.133 | 19/6:00.221 |
| 18 | 2 | 18.037 | 20/6:18.156 |
| 19 | 2 | 18.066 | 20/6:17.269 |
| 20 | 2 | 18.262 | 20/6:16.668 |