| Value | Category |
|---|---|
| 0 | I have no problem |
| 1 | Shortage of finance |
| 2 | Lack of training |
| 3 | Problem working place |
| 4 | Lack of finance & training |
| 5 | Lack of work place & finance |
| 6 | Lack or absence of licence |
| 7 | Shortage or absence equipment |
| 8 | I do not know |
| 9 | Others |
| 99 | Nr |