| Value | Category | Cases | |
|---|---|---|---|
| 1 | Both | 3 |
0.3%
|
| 2 | No | 37 |
3.9%
|
| 3 | Self | 527 |
55.3%
|
| 4 | Wage | 2 |
0.2%
|
| Missing value | 384 |
40.3%
|