| Value | Category | Cases | |
|---|---|---|---|
| 0 | never | 405 | 
                                                                 
                                    
                                    2.7%
                                 
                                                             | 
                                                        
                    
| 1 | 1034 | 
                                                                 
                                    
                                    6.9%
                                 
                                                             | 
                                                        
                    |
| 2 | 2444 | 
                                                                 
                                    
                                    16.3%
                                 
                                                             | 
                                                        
                    |
| 3 | 2070 | 
                                                                 
                                    
                                    13.8%
                                 
                                                             | 
                                                        
                    |
| 4 | 1401 | 
                                                                 
                                    
                                    9.4%
                                 
                                                             | 
                                                        
                    |
| 5 | 1364 | 
                                                                 
                                    
                                    9.1%
                                 
                                                             | 
                                                        
                    |
| 6 | 563 | 
                                                                 
                                    
                                    3.8%
                                 
                                                             | 
                                                        
                    |
| 7 | 408 | 
                                                                 
                                    
                                    2.7%
                                 
                                                             | 
                                                        
                    |
| 8 | 260 | 
                                                                 
                                    
                                    1.7%
                                 
                                                             | 
                                                        
                    |
| 9 | 53 | 
                                                                 
                                    
                                    0.4%
                                 
                                                             | 
                                                        
                    |
| 10 | always | 38 | 
                                                                 
                                    
                                    0.3%
                                 
                                                             | 
                                                        
                    
| -8 | other error | 0 | 
                                                                 
                                    
                                    0%
                                 
                                                             | 
                                                        
                    
| -7 | filter error | 0 | 
                                                                 
                                    
                                    0%
                                 
                                                             | 
                                                        
                    
| -3 | inapplicable | 4909 | 
                                                                 
                                    
                                    32.8%
                                 
                                                             | 
                                                        
                    
| -2 | no answer | 4 | 
                                                                 
                                    
                                    0%
                                 
                                                             | 
                                                        
                    
| -1 | does not know | 8 | 
                                                                 
                                    
                                    0.1%
                                 
                                                             |