| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 2 |
0.3%
|
| 1 | Shareholding company with shares traded on the stock market | 34 |
5.5%
|
| 2 | Shareholding company with non-traded shares or shares traded privately | 104 |
16.7%
|
| 3 | Sole proprietorship | 292 |
46.9%
|
| 4 | Partnership | 73 |
11.7%
|
| 5 | Limited partnership | 116 |
18.6%
|
| 6 | Other | 1 |
0.2%
|