| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 1 | 19.441 | 19/6:09.379 |
| 2 | 2 | 19.199 | 19/6:07.080 |
| 3 | 2 | 19.081 | 19/6:05.566 |
| 4 | 2 | 18.670 | 19/6:02.857 |
| 5 | 3 | 19.302 | 19/6:03.633 |
| 6 | 1 | 18.601 | 19/6:01.931 |
| 7 | 1 | 18.632 | 19/6:00.799 |
| 8 | 1 | 19.430 | 19/6:01.846 |
| 9 | 1 | 18.973 | 19/6:01.695 |
| 10 | 2 | 19.524 | 19/6:02.621 |
| 11 | 2 | 18.381 | 19/6:01.404 |
| 12 | 2 | 18.734 | 19/6:00.949 |
| 13 | 2 | 19.119 | 19/6:01.127 |
| 14 | 2 | 18.105 | 20/6:18.846 |
| 15 | 1 | 18.657 | 20/6:18.465 |
| 16 | 1 | 18.567 | 20/6:18.020 |
| 17 | 2 | 18.882 | 20/6:17.998 |
| 18 | 2 | 18.349 | 20/6:17.386 |
| 19 | 2 | 18.869 | 20/6:17.385 |
| 20 | 1 | 18.721 | 20/6:17.237 |