| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 17 | 
                                                                 
                                    
                                    1.4%
                                 
                                                             | 
                                                        
                    
| 0 | Never | 967 | 
                                                                 
                                    
                                    80.6%
                                 
                                                             | 
                                                        
                    
| 1 | Less than one time per day | 100 | 
                                                                 
                                    
                                    8.3%
                                 
                                                             | 
                                                        
                    
| 2 | One or two times per day | 31 | 
                                                                 
                                    
                                    2.6%
                                 
                                                             | 
                                                        
                    
| 3 | Three or four times per day | 27 | 
                                                                 
                                    
                                    2.3%
                                 
                                                             | 
                                                        
                    
| 4 | Five or more times per day | 50 | 
                                                                 
                                    
                                    4.2%
                                 
                                                             | 
                                                        
                    
| 9 | Don't know | 8 | 
                                                                 
                                    
                                    0.7%
                                 
                                                             | 
                                                        
                    
| 998 | Refused | 0 | 
                                                                 
                                    
                                    0%
                                 
                                                             |