| Value | Category | Cases | |
|---|---|---|---|
| -5 | HT: Dropped out survey; Unknown | 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 | Very often | 56 | 
                                                                 
                                    
                                    3.4%
                                 
                                                             | 
                                                        
                    
| 2 | Fairly often | 177 | 
                                                                 
                                    
                                    10.9%
                                 
                                                             | 
                                                        
                    
| 3 | Not often | 360 | 
                                                                 
                                    
                                    22.1%
                                 
                                                             | 
                                                        
                    
| 4 | Not at all often | 1038 | 
                                                                 
                                    
                                    63.6%
                                 
                                                             | 
                                                        
                    
| Sysmiss | 341 |