| Value | Category | Cases | |
|---|---|---|---|
| 1 | Crop rot | 22 |
3.1%
|
| 2 | Lack of | 200 |
28.4%
|
| 3 | Lack of | 94 |
13.3%
|
| 4 | Lack of | 156 |
22.1%
|
| 5 | Economic | 24 |
3.4%
|
| 6 | Mines | 72 |
10.2%
|
| 7 | Other ri | 137 |
19.4%
|
| Sysmiss | 5772 |