| Value | Category | Cases | |
|---|---|---|---|
| 0 | 1 |
4.3%
|
|
| 1 | 18 |
78.3%
|
|
| 2 | 1 |
4.3%
|
|
| 4 | 3 |
13%
|
|
| Sysmiss | 102 |