| Value | Category | Cases | |
|---|---|---|---|
| 1 | SHELLED | 20 | 
                                                                 
                                    
                                    21.5%
                                 
                                                             | 
                                                        
                    
| 2 | UNSHELLED | 5 | 
                                                                 
                                    
                                    5.4%
                                 
                                                             | 
                                                        
                    
| 3 | NOT APPLICABLE | 68 | 
                                                                 
                                    
                                    73.1%
                                 
                                                             | 
                                                        
                    
| Sysmiss | 1786 |