| Value | Category | Cases | |
|---|---|---|---|
| 1 | FLAT BOTTOM | 44 |
52.4%
|
| 2 | FLAT TOP | 5 |
6%
|
| 3 | SLIGHTLY SLOPED | 34 |
40.5%
|
| 4 | VERY STEEP | 1 |
1.2%
|
| Sysmiss | 5098 |