| Value | Category | Cases | |
|---|---|---|---|
| -5 | KW,TH: Missing; DE:Inapplicable | 0 | 
                                    
                                    0%
                                 | 
| -4 | Not asked in survey | 0 | 
                                    
                                    0%
                                 | 
| -3 | Not applicable | 0 | 
                                    
                                    0%
                                 | 
| -2 | No answer | 0 | 
                                    
                                    0%
                                 | 
| -1 | Don´t know | 0 | 
                                    
                                    0%
                                 | 
| 1 | Literate | 1158 | 
                                    
                                    96.5%
                                 | 
| 2 | Illiterate | 42 | 
                                    
                                    3.5%
                                 |