| Value | Category | Cases | |
|---|---|---|---|
| 0 | 173 |
18%
|
|
| 1 | 169 |
17.5%
|
|
| 2 | 160 |
16.6%
|
|
| 3 | 139 |
14.4%
|
|
| 4 | 322 |
33.4%
|
|
| Sysmiss | 18134 |