| Value | Category | Cases | |
|---|---|---|---|
| 21 | 1 |
25%
|
|
| 215 | 1 |
25%
|
|
| 220 | 1 |
25%
|
|
| 311 | 1 |
25%
|
|
| Sysmiss | don't know | 0 | |
| Sysmiss | refusal | 0 | |
| Sysmiss | 11 |