| Value | Category | Cases | |
|---|---|---|---|
| 1 | Almost never | 1320 | 
                                                                 
                                    
                                    29.3%
                                 
                                                             | 
                                                        
                    
| 2 | Often | 2494 | 
                                                                 
                                    
                                    55.4%
                                 
                                                             | 
                                                        
                    
| 3 | Daily | 688 | 
                                                                 
                                    
                                    15.3%
                                 
                                                             | 
                                                        
                    
| Sysmiss | 6414 |