| Value | Category | Cases | |
|---|---|---|---|
| 0 | 133 |
23.5%
|
|
| 1 | 310 |
54.9%
|
|
| 2 | 97 |
17.2%
|
|
| 3 | 25 |
4.4%
|
|
| Sysmiss | 326 |