| Value | Category | Cases | |
|---|---|---|---|
| 1 | S: SHELLED | 394 | 
                                    
                                    71%
                                 | 
| 2 | U: UNSHELLED | 89 | 
                                    
                                    16%
                                 | 
| 3 | NOT APPLICABLE | 72 | 
                                    
                                    13%
                                 | 
| Sysmiss | 4190 |