| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 5 | 
                                                                 
                                    
                                    0.4%
                                 
                                                             | 
                                                        
                    
| 0 | Never | 92 | 
                                                                 
                                    
                                    7.7%
                                 
                                                             | 
                                                        
                    
| 1 | Less than one time per day | 159 | 
                                                                 
                                    
                                    13.3%
                                 
                                                             | 
                                                        
                    
| 2 | One or two times per day | 225 | 
                                                                 
                                    
                                    18.8%
                                 
                                                             | 
                                                        
                    
| 3 | Three or four times per day | 193 | 
                                                                 
                                    
                                    16.1%
                                 
                                                             | 
                                                        
                    
| 4 | Five or more times per day | 526 | 
                                                                 
                                    
                                    43.8%
                                 
                                                             | 
                                                        
                    
| 9 | Don't know | 0 | 
                                                                 
                                    
                                    0%
                                 
                                                             | 
                                                        
                    
| 998 | Refused | 0 | 
                                                                 
                                    
                                    0%
                                 
                                                             |