| Value | Category | Cases | |
|---|---|---|---|
| 1 | Written contract | 310 |
7.7%
|
| 2 | Oral contract | 2138 |
53.3%
|
| 3 | No contract | 1526 |
38%
|
| 4 | Do not know / not sure | 6 |
0.1%
|
| 5 | Other (specify) | 31 |
0.8%
|
| 9 | Missing Value | 1 |
0%
|