| Value | Category | Cases | |
|---|---|---|---|
| 1 | Never | 14789 | 
                                                                 
                                    
                                    62.2%
                                 
                                                             | 
                                                        
                    
| 2 | 2 | 1583 | 
                                                                 
                                    
                                    6.7%
                                 
                                                             | 
                                                        
                    
| 3 | 3 | 1276 | 
                                                                 
                                    
                                    5.4%
                                 
                                                             | 
                                                        
                    
| 4 | 4 | 869 | 
                                                                 
                                    
                                    3.7%
                                 
                                                             | 
                                                        
                    
| 5 | 5 | 1235 | 
                                                                 
                                    
                                    5.2%
                                 
                                                             | 
                                                        
                    
| 6 | 6 | 895 | 
                                                                 
                                    
                                    3.8%
                                 
                                                             | 
                                                        
                    
| 7 | 7 | 446 | 
                                                                 
                                    
                                    1.9%
                                 
                                                             | 
                                                        
                    
| 8 | 8 | 532 | 
                                                                 
                                    
                                    2.2%
                                 
                                                             | 
                                                        
                    
| 9 | 9 | 424 | 
                                                                 
                                    
                                    1.8%
                                 
                                                             | 
                                                        
                    
| 10 | Always | 1715 | 
                                                                 
                                    
                                    7.2%
                                 
                                                             | 
                                                        
                    
| -5 | Missing; Unknown; Inappropiate | 0 | |
| -4 | Not asked | 0 | |
| -3 | Not applicable | 0 | |
| -2 | No answer | 61 | |
| -1 | Don't know | 733 |