| Value | Category | Cases | |
|---|---|---|---|
| 1 | none | 81 |
28.8%
|
| 2 | not permanent | 122 |
43.4%
|
| 3 | a few | 54 |
19.2%
|
| 4 | yes | 24 |
8.5%
|
| Sysmiss | 8 |