| Value | Category | Cases | |
|---|---|---|---|
| 1 | Both | 95 |
11.4%
|
| 2 | No | 55 |
6.6%
|
| 3 | Self | 476 |
57.2%
|
| 4 | Wage | 52 |
6.3%
|
| Missing value | 154 |
18.5%
|