| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 69 | 
                                                                 
                                    
                                    4.8%
                                 
                                                             | 
                                                        
                    
| 0 | 1094 | 
                                                                 
                                    
                                    75.7%
                                 
                                                             | 
                                                        
                    |
| 1 | 1 | 
                                                                 
                                    
                                    0.1%
                                 
                                                             | 
                                                        
                    |
| 2 | 1 | 
                                                                 
                                    
                                    0.1%
                                 
                                                             | 
                                                        
                    |
| 3 | 1 | 
                                                                 
                                    
                                    0.1%
                                 
                                                             | 
                                                        
                    |
| 5 | 4 | 
                                                                 
                                    
                                    0.3%
                                 
                                                             | 
                                                        
                    |
| 6 | 1 | 
                                                                 
                                    
                                    0.1%
                                 
                                                             | 
                                                        
                    |
| 7 | 1 | 
                                                                 
                                    
                                    0.1%
                                 
                                                             | 
                                                        
                    |
| 8 | 2 | 
                                                                 
                                    
                                    0.1%
                                 
                                                             | 
                                                        
                    |
| 10 | 26 | 
                                                                 
                                    
                                    1.8%
                                 
                                                             | 
                                                        
                    |
| 11 | 1 | 
                                                                 
                                    
                                    0.1%
                                 
                                                             | 
                                                        
                    |
| 12 | 4 | 
                                                                 
                                    
                                    0.3%
                                 
                                                             | 
                                                        
                    |
| 13 | 1 | 
                                                                 
                                    
                                    0.1%
                                 
                                                             | 
                                                        
                    |
| 15 | 4 | 
                                                                 
                                    
                                    0.3%
                                 
                                                             | 
                                                        
                    |
| 18 | 2 | 
                                                                 
                                    
                                    0.1%
                                 
                                                             | 
                                                        
                    |
| 20 | 70 | 
                                                                 
                                    
                                    4.8%
                                 
                                                             | 
                                                        
                    |
| 25 | 9 | 
                                                                 
                                    
                                    0.6%
                                 
                                                             | 
                                                        
                    |
| 28 | 1 | 
                                                                 
                                    
                                    0.1%
                                 
                                                             | 
                                                        
                    |
| 30 | 32 | 
                                                                 
                                    
                                    2.2%
                                 
                                                             | 
                                                        
                    |
| 32 | 1 | 
                                                                 
                                    
                                    0.1%
                                 
                                                             | 
                                                        
                    |
| 33 | 1 | 
                                                                 
                                    
                                    0.1%
                                 
                                                             | 
                                                        
                    |
| 35 | 3 | 
                                                                 
                                    
                                    0.2%
                                 
                                                             | 
                                                        
                    |
| 40 | 22 | 
                                                                 
                                    
                                    1.5%
                                 
                                                             | 
                                                        
                    |
| 42 | 1 | 
                                                                 
                                    
                                    0.1%
                                 
                                                             | 
                                                        
                    |
| 45 | 3 | 
                                                                 
                                    
                                    0.2%
                                 
                                                             | 
                                                        
                    |
| 50 | 55 | 
                                                                 
                                    
                                    3.8%
                                 
                                                             | 
                                                        
                    |
| 60 | 11 | 
                                                                 
                                    
                                    0.8%
                                 
                                                             | 
                                                        
                    |
| 65 | 1 | 
                                                                 
                                    
                                    0.1%
                                 
                                                             | 
                                                        
                    |
| 70 | 5 | 
                                                                 
                                    
                                    0.3%
                                 
                                                             | 
                                                        
                    |
| 75 | 1 | 
                                                                 
                                    
                                    0.1%
                                 
                                                             | 
                                                        
                    |
| 80 | 8 | 
                                                                 
                                    
                                    0.6%
                                 
                                                             | 
                                                        
                    |
| 90 | 4 | 
                                                                 
                                    
                                    0.3%
                                 
                                                             | 
                                                        
                    |
| 100 | 6 | 
                                                                 
                                    
                                    0.4%
                                 
                                                             |