| Value | Category | Cases | |
|---|---|---|---|
| 1 | Very | 10606 | 
                                                                 
                                    
                                    66.3%
                                 
                                                             | 
                                                        
                    
| 2 | Rather | 4365 | 
                                                                 
                                    
                                    27.3%
                                 
                                                             | 
                                                        
                    
| 3 | Not very | 1033 | 
                                                                 
                                    
                                    6.5%
                                 
                                                             | 
                                                        
                    
| -5 | Missing; Unknown; Inappropiate | 0 | |
| -4 | Not asked | 8360 | |
| -3 | Not applicable | 0 | |
| -2 | No answer | 70 | |
| -1 | Don't know | 124 |