| Value | Category | Cases | |
|---|---|---|---|
| 1 | Lowlands | 7888 |
52.4%
|
| 2 | Foot hills | 2031 |
13.5%
|
| 3 | Mountains | 3712 |
24.7%
|
| 4 | Senqu river valley | 1425 |
9.5%
|
| Sysmiss | 1 |