| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 2 |
0.3%
|
| 1 | Shareholding company with shares traded on the stock market | 6 |
1%
|
| 2 | Shareholding company with non-traded shares or shares traded privately | 19 |
3.2%
|
| 3 | Sole proprietorship | 424 |
70.7%
|
| 4 | Partnership | 110 |
18.3%
|
| 5 | Limited partnership | 39 |
6.5%
|
| 6 | Other | 0 |
0%
|