| Value | Category | Cases | |
|---|---|---|---|
| 1 | SHELLED | 54 | 
                                    
                                    93.1%
                                 | 
| 2 | UNSHELLED | 3 | 
                                    
                                    5.2%
                                 | 
| 3 | NOT APPLICABLE | 1 | 
                                    
                                    1.7%
                                 | 
| Sysmiss | 4299 |