| Value | Category | Cases | |
|---|---|---|---|
| 1 | flat | 564 |
57.2%
|
| 2 | gentle slope | 254 |
25.8%
|
| 3 | steep slope | 7 |
0.7%
|
| 4 | hilly | 151 |
15.3%
|
| 5 | other. specify: | 9 |
0.9%
|
| 6 | valley | 1 |
0.1%
|
| Sysmiss | 449 |