| Value | Category | Cases | |
|---|---|---|---|
| 1 | S: SHELLED | 7 | 
                                    
                                    30.4%
                                 | 
| 2 | U: UNSHELLED | 4 | 
                                    
                                    17.4%
                                 | 
| 3 | NOT APPLICABLE | 12 | 
                                    
                                    52.2%
                                 | 
| Sysmiss | 4722 |