| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 | 
                                                                 
                                    
                                    0%
                                 
                                                             | 
                                                        
                    
| 1 | None | 1015 | 
                                                                 
                                    
                                    42.3%
                                 
                                                             | 
                                                        
                    
| 2 | A small amount | 426 | 
                                                                 
                                    
                                    17.8%
                                 
                                                             | 
                                                        
                    
| 3 | Some | 490 | 
                                                                 
                                    
                                    20.4%
                                 
                                                             | 
                                                        
                    
| 4 | A lot | 283 | 
                                                                 
                                    
                                    11.8%
                                 
                                                             | 
                                                        
                    
| 8 | Refused | 6 | 
                                                                 
                                    
                                    0.3%
                                 
                                                             | 
                                                        
                    
| 9 | Don’t know | 180 | 
                                                                 
                                    
                                    7.5%
                                 
                                                             |