| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 8 | 
                                                                 
                                    
                                    7%
                                 
                                                             | 
                                                        
                    
| -7 | Establishment was not in business | 16 | 
                                                                 
                                    
                                    14%
                                 
                                                             | 
                                                        
                    
| 0 | 1 | 
                                                                 
                                    
                                    0.9%
                                 
                                                             | 
                                                        
                    |
| 2 | 7 | 
                                                                 
                                    
                                    6.1%
                                 
                                                             | 
                                                        
                    |
| 3 | 12 | 
                                                                 
                                    
                                    10.5%
                                 
                                                             | 
                                                        
                    |
| 4 | 1 | 
                                                                 
                                    
                                    0.9%
                                 
                                                             | 
                                                        
                    |
| 5 | 16 | 
                                                                 
                                    
                                    14%
                                 
                                                             | 
                                                        
                    |
| 6 | 11 | 
                                                                 
                                    
                                    9.6%
                                 
                                                             | 
                                                        
                    |
| 7 | 6 | 
                                                                 
                                    
                                    5.3%
                                 
                                                             | 
                                                        
                    |
| 8 | 6 | 
                                                                 
                                    
                                    5.3%
                                 
                                                             | 
                                                        
                    |
| 9 | 3 | 
                                                                 
                                    
                                    2.6%
                                 
                                                             | 
                                                        
                    |
| 10 | 8 | 
                                                                 
                                    
                                    7%
                                 
                                                             | 
                                                        
                    |
| 11 | 1 | 
                                                                 
                                    
                                    0.9%
                                 
                                                             | 
                                                        
                    |
| 12 | 5 | 
                                                                 
                                    
                                    4.4%
                                 
                                                             | 
                                                        
                    |
| 13 | 1 | 
                                                                 
                                    
                                    0.9%
                                 
                                                             | 
                                                        
                    |
| 15 | 3 | 
                                                                 
                                    
                                    2.6%
                                 
                                                             | 
                                                        
                    |
| 20 | 4 | 
                                                                 
                                    
                                    3.5%
                                 
                                                             | 
                                                        
                    |
| 25 | 1 | 
                                                                 
                                    
                                    0.9%
                                 
                                                             | 
                                                        
                    |
| 26 | 1 | 
                                                                 
                                    
                                    0.9%
                                 
                                                             | 
                                                        
                    |
| 50 | 1 | 
                                                                 
                                    
                                    0.9%
                                 
                                                             | 
                                                        
                    |
| 58 | 1 | 
                                                                 
                                    
                                    0.9%
                                 
                                                             | 
                                                        
                    |
| 132 | 1 | 
                                                                 
                                    
                                    0.9%
                                 
                                                             |