| Value | Category | Cases | |
|---|---|---|---|
| 1 | Price | 1547 | 
                                    
                                    59.1%
                                 | 
| 2 | Not for sale per (unit) | 245 | 
                                    
                                    9.4%
                                 | 
| 3 | Not available | 824 | 
                                    
                                    31.5%
                                 | 
| Sysmiss | 627 |