| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 0 | 
                                                                 
                                    
                                    0%
                                 
                                                             | 
                                                        
                    
| 0 | 5 | 
                                                                 
                                    
                                    1.4%
                                 
                                                             | 
                                                        
                    |
| 1 | 50 | 
                                                                 
                                    
                                    13.7%
                                 
                                                             | 
                                                        
                    |
| 2 | 84 | 
                                                                 
                                    
                                    23.1%
                                 
                                                             | 
                                                        
                    |
| 3 | 47 | 
                                                                 
                                    
                                    12.9%
                                 
                                                             | 
                                                        
                    |
| 4 | 20 | 
                                                                 
                                    
                                    5.5%
                                 
                                                             | 
                                                        
                    |
| 5 | 45 | 
                                                                 
                                    
                                    12.4%
                                 
                                                             | 
                                                        
                    |
| 6 | 5 | 
                                                                 
                                    
                                    1.4%
                                 
                                                             | 
                                                        
                    |
| 7 | 3 | 
                                                                 
                                    
                                    0.8%
                                 
                                                             | 
                                                        
                    |
| 8 | 9 | 
                                                                 
                                    
                                    2.5%
                                 
                                                             | 
                                                        
                    |
| 9 | 6 | 
                                                                 
                                    
                                    1.6%
                                 
                                                             | 
                                                        
                    |
| 10 | 26 | 
                                                                 
                                    
                                    7.1%
                                 
                                                             | 
                                                        
                    |
| 11 | 3 | 
                                                                 
                                    
                                    0.8%
                                 
                                                             | 
                                                        
                    |
| 12 | 3 | 
                                                                 
                                    
                                    0.8%
                                 
                                                             | 
                                                        
                    |
| 13 | 2 | 
                                                                 
                                    
                                    0.5%
                                 
                                                             | 
                                                        
                    |
| 14 | 3 | 
                                                                 
                                    
                                    0.8%
                                 
                                                             | 
                                                        
                    |
| 15 | 8 | 
                                                                 
                                    
                                    2.2%
                                 
                                                             | 
                                                        
                    |
| 17 | 1 | 
                                                                 
                                    
                                    0.3%
                                 
                                                             | 
                                                        
                    |
| 18 | 2 | 
                                                                 
                                    
                                    0.5%
                                 
                                                             | 
                                                        
                    |
| 20 | 6 | 
                                                                 
                                    
                                    1.6%
                                 
                                                             | 
                                                        
                    |
| 21 | 1 | 
                                                                 
                                    
                                    0.3%
                                 
                                                             | 
                                                        
                    |
| 22 | 1 | 
                                                                 
                                    
                                    0.3%
                                 
                                                             | 
                                                        
                    |
| 23 | 3 | 
                                                                 
                                    
                                    0.8%
                                 
                                                             | 
                                                        
                    |
| 24 | 2 | 
                                                                 
                                    
                                    0.5%
                                 
                                                             | 
                                                        
                    |
| 25 | 2 | 
                                                                 
                                    
                                    0.5%
                                 
                                                             | 
                                                        
                    |
| 29 | 1 | 
                                                                 
                                    
                                    0.3%
                                 
                                                             | 
                                                        
                    |
| 30 | 11 | 
                                                                 
                                    
                                    3%
                                 
                                                             | 
                                                        
                    |
| 40 | 1 | 
                                                                 
                                    
                                    0.3%
                                 
                                                             | 
                                                        
                    |
| 41 | 1 | 
                                                                 
                                    
                                    0.3%
                                 
                                                             | 
                                                        
                    |
| 45 | 1 | 
                                                                 
                                    
                                    0.3%
                                 
                                                             | 
                                                        
                    |
| 50 | 2 | 
                                                                 
                                    
                                    0.5%
                                 
                                                             | 
                                                        
                    |
| 67 | 1 | 
                                                                 
                                    
                                    0.3%
                                 
                                                             | 
                                                        
                    |
| 80 | 2 | 
                                                                 
                                    
                                    0.5%
                                 
                                                             | 
                                                        
                    |
| 100 | 2 | 
                                                                 
                                    
                                    0.5%
                                 
                                                             | 
                                                        
                    |
| 110 | 1 | 
                                                                 
                                    
                                    0.3%
                                 
                                                             | 
                                                        
                    |
| 117 | 1 | 
                                                                 
                                    
                                    0.3%
                                 
                                                             | 
                                                        
                    |
| 150 | 1 | 
                                                                 
                                    
                                    0.3%
                                 
                                                             | 
                                                        
                    |
| 300 | 1 | 
                                                                 
                                    
                                    0.3%
                                 
                                                             | 
                                                        
                    |
| 515 | 1 | 
                                                                 
                                    
                                    0.3%
                                 
                                                             |