| Value | Category |
|---|---|
| 0 | I have no problem |
| 1 | Shortage of finance |
| 2 | Lack of training |
| 3 | Problem of working place |
| 4 | Lack of finance & training |
| 5 | Lack of working place & finance |
| 6 | Lack /absence of license |
| 7 | Shortage/absence of equipment |
| 8 | Don't know |
| 9 | Lack of information |
| 10 | Other |
| 99 | Not stated |