| Value | Category | Cases | |
|---|---|---|---|
| 1 | fixed | 2182 | 
                                                                 
                                    
                                    78.6%
                                 
                                                             | 
                                                        
                    
| 2 | by piece | 489 | 
                                                                 
                                    
                                    17.6%
                                 
                                                             | 
                                                        
                    
| 3 | fixed + piece | 38 | 
                                                                 
                                    
                                    1.4%
                                 
                                                             | 
                                                        
                    
| 97 | other | 68 | 
                                                                 
                                    
                                    2.4%
                                 
                                                             | 
                                                        
                    
| Sysmiss | 13653 |