| Value | Category | Cases | |
|---|---|---|---|
| 1 | 55 |
20.8%
|
|
| 2 | 196 |
74%
|
|
| 3 | 13 |
4.9%
|
|
| 4 | 1 |
0.4%
|
|
| Sysmiss | 30 |