| Value | Category | Cases | |
|---|---|---|---|
| 1 | personal | 27 |
6.7%
|
| 2 | lack of | 36 |
8.9%
|
| 3 | lack of | 14 |
3.5%
|
| 4 | lack of | 34 |
8.4%
|
| 5 | other | 294 |
72.6%
|
| Sysmiss | 4519 |