| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 1 | 
                                                                 
                                    
                                    0.3%
                                 
                                                             | 
                                                        
                    
| 1 | The market is dominated by one firm | 30 | 
                                                                 
                                    
                                    7.9%
                                 
                                                             | 
                                                        
                    
| 2 | The market is dominated by a few firms | 107 | 
                                                                 
                                    
                                    28.1%
                                 
                                                             | 
                                                        
                    
| 3 | There is competition among many firms | 243 | 
                                                                 
                                    
                                    63.8%
                                 
                                                             | 
                                                        
                    
| Sysmiss | 11 |