| 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 | 189 | 
                                    
                                    15.8%
                                 | 
| 2 | Fairly often | 433 | 
                                    
                                    36.2%
                                 | 
| 3 | Not often | 382 | 
                                    
                                    31.9%
                                 | 
| 4 | Not at all often | 193 | 
                                    
                                    16.1%
                                 | 
| Sysmiss | 3 |