| Value | Category | Cases | |
|---|---|---|---|
| 1 | flat | 197 |
37.1%
|
| 2 | gentle slope | 206 |
38.8%
|
| 3 | steep slope | 11 |
2.1%
|
| 4 | hilly | 11 |
2.1%
|
| 5 | other. specify: | 12 |
2.3%
|
| 6 | valley | 94 |
17.7%
|
| Sysmiss | 175 |