| Value | Category | Cases | |
|---|---|---|---|
| 0 | Never | 0 | 
                                                                 
                                    
                                    0%
                                 
                                                             | 
                                                        
                    
| 1 | more than once per day | 9 | 
                                                                 
                                    
                                    75%
                                 
                                                             | 
                                                        
                    
| 2 | once per week | 0 | 
                                                                 
                                    
                                    0%
                                 
                                                             | 
                                                        
                    
| 3 | more than once per week | 0 | 
                                                                 
                                    
                                    0%
                                 
                                                             | 
                                                        
                    
| 4 | less than once per month | 0 | 
                                                                 
                                    
                                    0%
                                 
                                                             | 
                                                        
                    
| 5 | once per month | 0 | 
                                                                 
                                    
                                    0%
                                 
                                                             | 
                                                        
                    
| 6 | more than once per month | 0 | 
                                                                 
                                    
                                    0%
                                 
                                                             | 
                                                        
                    
| 7 | Other, (Specify) | 0 | 
                                                                 
                                    
                                    0%
                                 
                                                             | 
                                                        
                    
| 98 | Don't know | 3 | 
                                                                 
                                    
                                    25%
                                 
                                                             | 
                                                        
                    
| 99 | Prefer not to say | 0 | 
                                                                 
                                    
                                    0%
                                 
                                                             | 
                                                        
                    
| Sysmiss | 8806 |