| Value | Category | Cases | |
|---|---|---|---|
| 1 | Only for sale/barter | 1 | 
                                                                 
                                    
                                    3.6%
                                 
                                                             | 
                                                        
                    
| 2 | Mainly for sale/barter | 10 | 
                                                                 
                                    
                                    35.7%
                                 
                                                             | 
                                                        
                    
| 3 | Mainly for family use | 15 | 
                                                                 
                                    
                                    53.6%
                                 
                                                             | 
                                                        
                    
| 4 | Only for family use | 2 | 
                                                                 
                                    
                                    7.1%
                                 
                                                             | 
                                                        
                    
| Sysmiss | 1623 |