| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 | 
                                                                 
                                    
                                    0%
                                 
                                                             | 
                                                        
                    
| 0 | Never | 271 | 
                                                                 
                                    
                                    11.3%
                                 
                                                             | 
                                                        
                    
| 1 | Less than one time per day | 278 | 
                                                                 
                                    
                                    11.6%
                                 
                                                             | 
                                                        
                    
| 2 | One or two times per day | 350 | 
                                                                 
                                    
                                    14.6%
                                 
                                                             | 
                                                        
                    
| 3 | Three or four times per day | 484 | 
                                                                 
                                    
                                    20.2%
                                 
                                                             | 
                                                        
                    
| 4 | Five or more times per day | 998 | 
                                                                 
                                    
                                    41.6%
                                 
                                                             | 
                                                        
                    
| 9 | Don't know | 19 | 
                                                                 
                                    
                                    0.8%
                                 
                                                             | 
                                                        
                    
| 998 | Refused | 0 | 
                                                                 
                                    
                                    0%
                                 
                                                             |