| Value | Category | Cases | |
|---|---|---|---|
| 1 | none | 84 |
29.2%
|
| 2 | not permanent | 123 |
42.7%
|
| 3 | a few | 54 |
18.8%
|
| 4 | yes | 27 |
9.4%
|
| Sysmiss | 1 |