| 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 | 385 | 
                                                                 
                                    
                                    20%
                                 
                                                             | 
                                                        
                    
| 2 | Fairly often | 563 | 
                                                                 
                                    
                                    29.2%
                                 
                                                             | 
                                                        
                    
| 3 | Not often | 551 | 
                                                                 
                                    
                                    28.6%
                                 
                                                             | 
                                                        
                    
| 4 | Not at all often | 428 | 
                                                                 
                                    
                                    22.2%
                                 
                                                             | 
                                                        
                    
| Sysmiss | 73 |