| Value | Category | Cases | |
|---|---|---|---|
| 1 | Both | 4 |
0.1%
|
| 2 | No | 10 |
0.2%
|
| 3 | Self | 30 |
0.7%
|
| 4 | Wage | 14 |
0.3%
|
| Missing value | 4334 |
98.7%
|