| Value | Category | Cases | |
|---|---|---|---|
| 1 | 3 | 
                                                                 
                                    
                                    25%
                                 
                                                             | 
                                                        
                    |
| 2 | 3 | 
                                                                 
                                    
                                    25%
                                 
                                                             | 
                                                        
                    |
| 3 | 1 | 
                                                                 
                                    
                                    8.3%
                                 
                                                             | 
                                                        
                    |
| 11 | 1 | 
                                                                 
                                    
                                    8.3%
                                 
                                                             | 
                                                        
                    |
| 30 | 1 | 
                                                                 
                                    
                                    8.3%
                                 
                                                             | 
                                                        
                    |
| 96 | 1 | 
                                                                 
                                    
                                    8.3%
                                 
                                                             | 
                                                        
                    |
| 150 | 1 | 
                                                                 
                                    
                                    8.3%
                                 
                                                             | 
                                                        
                    |
| 192 | 1 | 
                                                                 
                                    
                                    8.3%
                                 
                                                             | 
                                                        
                    |
| 998 | don't know | 0 | 
                                                                 
                                    
                                    0%
                                 
                                                             | 
                                                        
                    
| 1001 | .Z | 18742 |