| Value | Category | Cases | |
|---|---|---|---|
| 0 | 521 |
54.1%
|
|
| 1 | 173 |
18%
|
|
| 2 | 167 |
17.3%
|
|
| 3 | 102 |
10.6%
|
|
| Sysmiss | 18134 |