| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 119 | 
                                                                 
                                    
                                    1.1%
                                 
                                                             | 
                                                        
                    
| 1 | 10104 | 
                                                                 
                                    
                                    94.7%
                                 
                                                             | 
                                                        
                    |
| 2 | 389 | 
                                                                 
                                    
                                    3.6%
                                 
                                                             | 
                                                        
                    |
| 3 | 38 | 
                                                                 
                                    
                                    0.4%
                                 
                                                             | 
                                                        
                    |
| 4 | 7 | 
                                                                 
                                    
                                    0.1%
                                 
                                                             | 
                                                        
                    |
| 5 | 5 | 
                                                                 
                                    
                                    0%
                                 
                                                             | 
                                                        
                    |
| 6 | 1 | 
                                                                 
                                    
                                    0%
                                 
                                                             | 
                                                        
                    |
| 8 | 2 | 
                                                                 
                                    
                                    0%
                                 
                                                             | 
                                                        
                    |
| 10 | 2 | 
                                                                 
                                    
                                    0%
                                 
                                                             | 
                                                        
                    |
| 11 | 2 | 
                                                                 
                                    
                                    0%
                                 
                                                             | 
                                                        
                    |
| 15 | 1 | 
                                                                 
                                    
                                    0%
                                 
                                                             | 
                                                        
                    |
| 16 | 1 | 
                                                                 
                                    
                                    0%
                                 
                                                             | 
                                                        
                    |
| 20 | 1 | 
                                                                 
                                    
                                    0%
                                 
                                                             |