| Value | Category | Cases | |
|---|---|---|---|
| 1 | no contract | 57 |
21.8%
|
| 2 | verbal, daily/weekly | 53 |
20.3%
|
| 3 | verbal, monthly | 33 |
12.6%
|
| 4 | written, less than one month | 0 |
0%
|
| 5 | written, 1 month-11 months | 8 |
3.1%
|
| 6 | written, 1 year or more | 25 |
9.6%
|
| 8 | written, permanent | 81 |
31%
|
| 77 | other (specify) | 4 |
1.5%
|
| Sysmiss | 1260 |