| Value | Category |
|---|---|
| 1 | Public sector |
| 2 | Banks |
| 3 | Foreign companies |
| 4 | Tunisian private companies |
| 5 | International organizations |
| 6 | Establishing private company |
| 8 | Don't know |
| 2147483625 | Don't know |
| 2147483634 | Missing |
| 2147483636 | Other |
| 2147483639 | Refused |
| 11 | .M |
| Sysmiss |