| Value | Category | Cases | |
|---|---|---|---|
| 0 | No paid labor involved | 59 |
88.1%
|
| 1 | 1 |
1.5%
|
|
| 2 | 4 |
6%
|
|
| 4 | 1 |
1.5%
|
|
| 6 | 2 |
3%
|
|
| 9999 | Missing | 0 |
0%
|
| Sysmiss | 2213 |