| Value | Category | Cases | |
|---|---|---|---|
| -99 | -99 (don't know) | 0 |
0%
|
| -66 | -66 (refuse to answer) | 0 |
0%
|
| 1 | Hilltop (upland) | 16 |
5.6%
|
| 2 | Hillside (upland) | 23 |
8%
|
| 3 | Hill foot (upland) | 18 |
6.3%
|
| 4 | Flat upland | 130 |
45.1%
|
| 5 | Swamp (lowland) | 99 |
34.4%
|
| 6 | Both upland and lowland | 2 |
0.7%
|
| Sysmiss | 828 |