| 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 | 365 | 
                                    
                                    30.5%
                                 | 
| 2 | Fairly often | 435 | 
                                    
                                    36.3%
                                 | 
| 3 | Not often | 257 | 
                                    
                                    21.5%
                                 | 
| 4 | Not at all often | 140 | 
                                    
                                    11.7%
                                 | 
| Sysmiss | 3 |