| Value | Category | Cases | |
|---|---|---|---|
| 1 | Both | 3 |
0.8%
|
| 2 | No | 1 |
0.3%
|
| 3 | Self | 338 |
93.9%
|
| 4 | Wage | 1 |
0.3%
|
| Missing value | 17 |
4.7%
|