| Value | Category | Cases | |
|---|---|---|---|
| 1 | 15 |
12.4%
|
|
| 2 | 59 |
48.8%
|
|
| 3 | 40 |
33.1%
|
|
| 4 | 7 |
5.8%
|
|
| Sysmiss | 4 |