| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1. NEVER | 185 | 
                                                                 
                                    
                                    3.8%
                                 
                                                             | 
                                                        
                    
| 2 | 2. EVERY DAY | 2622 | 
                                                                 
                                    
                                    54.4%
                                 
                                                             | 
                                                        
                    
| 3 | 3. SEVERAL TIMES A WEEK | 1423 | 
                                                                 
                                    
                                    29.5%
                                 
                                                             | 
                                                        
                    
| 4 | 4. SEVERAL TIMES A MONTH | 462 | 
                                                                 
                                    
                                    9.6%
                                 
                                                             | 
                                                        
                    
| 5 | 5. SEVERAL TIMES A YEAR | 129 | 
                                                                 
                                    
                                    2.7%
                                 
                                                             | 
                                                        
                    
| Sysmiss | 4897 |