| Farmers | F01 | F02 | F03 | F04 | F05 | F06 | F07 | F08 | F09 | F10 | F11 | F12 | F13 | F14 | F15 |
| Case I | 3 | 2 | 2 | 3 | 2 | 1 | 3 | 1 | 3 | 2 | 3 | 1 | 3 | 1 | 3 |
| Case IIa | 3 | 2 | 2 | 3 | 2 | 1 | 2 | 1 | 4 | 2 | 2 | 1 | 3 | 5 | 2 |
| Case IIb | 3 | 2 | 2 | 3 | 2 | 1 | 2 | 1 | 2 | 2 | 2 | 1 | 2 | 2 | 1 |
| Case IIc | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 2 | 1 | 1 |
| Case III | 1 | 1 | 1 | 1 | 2 | 1 | 2 | 1 | 1 | 1 | 1 | 1 | 2 | 1 | 1 |