| Value | Category | Cases | |
|---|---|---|---|
| 0 | 16 |
48.5%
|
|
| 1 | 13 |
39.4%
|
|
| 2 | 3 |
9.1%
|
|
| 3 | 1 |
3%
|
|
| Sysmiss | 197 |