| Value | Category | Cases | |
|---|---|---|---|
| 0 | 17 |
53.1%
|
|
| 1 | 1 |
3.1%
|
|
| 2 | 5 |
15.6%
|
|
| 3 | 8 |
25%
|
|
| 4 | 1 |
3.1%
|
|
| Sysmiss | 1919 |