| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 1 |
0.2%
|
| 1 | Shareholding company with shares traded on the stock market | 8 |
1.6%
|
| 2 | Shareholding company with non-traded shares or shares traded privately | 51 |
10%
|
| 3 | Sole proprietorship | 360 |
70.5%
|
| 4 | Partnership | 76 |
14.9%
|
| 5 | Limited partnership | 15 |
2.9%
|
| 6 | Other | 0 |
0%
|