| Value | Category | Cases | |
|---|---|---|---|
| 1 | FLAT | 1783 |
57.7%
|
| 2 | SLIGHT SLOPE | 971 |
31.4%
|
| 3 | MODERATE SLOPE | 256 |
8.3%
|
| 4 | STEEP, HILLY | 80 |
2.6%
|
| Sysmiss | 88 |