| Value | Category | Cases | |
|---|---|---|---|
| 1 | FLAT | 555 |
69.4%
|
| 2 | SLIGHT SLOPE | 197 |
24.6%
|
| 3 | MODERATE SLOPE | 45 |
5.6%
|
| 4 | STEEP, HILLY | 3 |
0.4%
|
| Sysmiss | 2583 |