| Extractions | Stem diameter | Yield (%) | Groups |
| 1 | Narrow | 2.51 | 1 |
| Medium | 3.17 | ||
| Wide | 2.76 | ||
| 2 | Narrow | 3.82 | 2 |
| Medium | 3.36 | ||
| Wide | 2.49 | ||
| 3 | Narrow | 2.62 | 1 |
| Medium | 2.60 | ||
| Wide | 3.23 | ||
| 4 | Narrow | 4.28 | 1 |
| Medium | 4.07 | ||
| Wide | 4.30 | ||
| 5 | Narrow | 4.31 | 2 |
| Medium | 4.32 | ||
| Wide | 3.92 | ||
| 6 | Narrow | 4.84 | 1 |
| Medium | 3.81 | ||
| Wide | 4.17 |