| Value | Category | Cases | |
|---|---|---|---|
| 1 | Never | 1257 | 
                                    
                                    34.3%
                                 | 
| 2 | Rarely | 1159 | 
                                    
                                    31.6%
                                 | 
| 3 | Sometimes | 1078 | 
                                    
                                    29.4%
                                 | 
| 4 | Most of the time | 132 | 
                                    
                                    3.6%
                                 | 
| 5 | Always | 43 | 
                                    
                                    1.2%
                                 | 
| Sysmiss | 14 |