| Value | Category | Cases | |
|---|---|---|---|
| 18 | 1 |
25%
|
|
| 22 | 1 |
25%
|
|
| 26 | 1 |
25%
|
|
| 27 | 1 |
25%
|
|
| 98 | don't know/don't remember | 0 |
0%
|
| Sysmiss | 38714 |