| Value | Category | Cases | |
|---|---|---|---|
| 1 | Inherited | 1 |
25%
|
| 2 | Marriage | 0 |
0%
|
| 3 | Self-started | 3 |
75%
|
| 4 | Other (specify) | 0 |
0%
|
| 98 | Don't know | 0 |
0%
|
| 99 | Missing | 0 |
0%
|
| Sysmiss | 1721 |