| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 1 |
0.2%
|
| 1 | Shareholding company with shares traded on the stock market | 13 |
2.2%
|
| 2 | Shareholding company with non-traded shares or shares traded privately | 56 |
9.5%
|
| 3 | Sole proprietorship | 140 |
23.6%
|
| 4 | Partnership | 112 |
18.9%
|
| 5 | Limited partnership | 18 |
3%
|
| 6 | Other | 252 |
42.6%
|