| Value | Category | Cases | |
|---|---|---|---|
| 1 | FLAT | 3734 |
59%
|
| 2 | SLIGHT SLOPE | 1940 |
30.7%
|
| 3 | MODERATE SLOPE | 473 |
7.5%
|
| 4 | STEEP, HILLY | 179 |
2.8%
|
| Sysmiss | 164 |