| Value | Category | Cases | |
|---|---|---|---|
| 1 | Both | 56 |
13.3%
|
| 2 | No | 19 |
4.5%
|
| 3 | Self | 157 |
37.2%
|
| 4 | Wage | 6 |
1.4%
|
| Missing value | 184 |
43.6%
|