| Value | Category | Cases | |
|---|---|---|---|
| 0 | cannot read at all | 4941 | 
                                                                 
                                    
                                    26.3%
                                 
                                                             | 
                                                        
                    
| 1 | able to read only parts of sentence | 3617 | 
                                                                 
                                    
                                    19.3%
                                 
                                                             | 
                                                        
                    
| 2 | able to read whole sentence | 10167 | 
                                                                 
                                    
                                    54.2%
                                 
                                                             | 
                                                        
                    
| 3 | no card with required language | 3 | 
                                                                 
                                    
                                    0%
                                 
                                                             | 
                                                        
                    
| 4 | blind/visually impaired | 22 | 
                                                                 
                                    
                                    0.1%
                                 
                                                             | 
                                                        
                    
| 9 | 4 | 
                                                                 
                                    
                                    0%
                                 
                                                             |