| Value | Category | Cases | |
|---|---|---|---|
| 0 | 332 |
38.3%
|
|
| 1 | 291 |
33.6%
|
|
| 2 | 161 |
18.6%
|
|
| 3 | 82 |
9.5%
|
|
| Sysmiss | 18231 |