| Value | Category | Cases | |
|---|---|---|---|
| -5 | DE,SE:Inapplicable; HT: Dropped out survey | 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 Frequently | 46 | 
                                    
                                    4%
                                 | 
| 2 | Quite frequently | 158 | 
                                    
                                    13.7%
                                 | 
| 3 | Not frequently | 364 | 
                                    
                                    31.5%
                                 | 
| 4 | Not at all frequently | 588 | 
                                    
                                    50.9%
                                 | 
| Sysmiss | 44 |