| Value | Category | Cases | |
|---|---|---|---|
| 1 | Yes, written contract | 1105 |
47.9%
|
| 2 | Yes, oral agreement | 946 |
41%
|
| 3 | No | 166 |
7.2%
|
| 4 | 91 |
3.9%
|
|
| Sysmiss | 14019 |