| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 | 
                                                                 
                                    
                                    0%
                                 
                                                             | 
                                                        
                    
| 0 | None | 931 | 
                                                                 
                                    
                                    77.6%
                                 
                                                             | 
                                                        
                    
| 1 | Few | 148 | 
                                                                 
                                    
                                    12.3%
                                 
                                                             | 
                                                        
                    
| 2 | Some | 75 | 
                                                                 
                                    
                                    6.3%
                                 
                                                             | 
                                                        
                    
| 3 | Most | 32 | 
                                                                 
                                    
                                    2.7%
                                 
                                                             | 
                                                        
                    
| 4 | All | 14 | 
                                                                 
                                    
                                    1.2%
                                 
                                                             |