| Value | Category | Cases | |
|---|---|---|---|
| 1 | Both | 18 |
1%
|
| 2 | No | 224 |
12.4%
|
| 3 | Self | 544 |
30%
|
| 4 | Wage | 30 |
1.7%
|
| Missing value | 996 |
55%
|