| Value | Category | Cases | |
|---|---|---|---|
| 1 | Both | 18 |
9.1%
|
| 2 | No | 13 |
6.6%
|
| 3 | Self | 131 |
66.2%
|
| 4 | Wage | 4 |
2%
|
| Missing value | 32 |
16.2%
|