| Value | Category | Cases | |
|---|---|---|---|
| 1 | Lowlands | 14779 |
42.1%
|
| 2 | Foothills | 3361 |
9.6%
|
| 3 | Mountains | 11635 |
33.1%
|
| 4 | Senqu river valley | 5335 |
15.2%
|