| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1. NEVER | 73 | 
                                    
                                    3%
                                 | 
| 2 | 2. EVERY DAY | 1165 | 
                                    
                                    47.9%
                                 | 
| 3 | 3. SEVERAL TIMES A WEEK | 760 | 
                                    
                                    31.3%
                                 | 
| 4 | 4. SEVERAL TIMES A MONTH | 295 | 
                                    
                                    12.1%
                                 | 
| 5 | 5. SEVERAL TIMES A YEAR | 137 | 
                                    
                                    5.6%
                                 | 
| Sysmiss | 2181 |