| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 3 | 
                                                                 
                                    
                                    0.9%
                                 
                                                             | 
                                                        
                    
| 1 | 1 | 
                                                                 
                                    
                                    0.3%
                                 
                                                             | 
                                                        
                    |
| 2 | 24 | 
                                                                 
                                    
                                    6.8%
                                 
                                                             | 
                                                        
                    |
| 3 | 45 | 
                                                                 
                                    
                                    12.8%
                                 
                                                             | 
                                                        
                    |
| 4 | 23 | 
                                                                 
                                    
                                    6.6%
                                 
                                                             | 
                                                        
                    |
| 5 | 42 | 
                                                                 
                                    
                                    12%
                                 
                                                             | 
                                                        
                    |
| 6 | 15 | 
                                                                 
                                    
                                    4.3%
                                 
                                                             | 
                                                        
                    |
| 7 | 14 | 
                                                                 
                                    
                                    4%
                                 
                                                             | 
                                                        
                    |
| 8 | 26 | 
                                                                 
                                    
                                    7.4%
                                 
                                                             | 
                                                        
                    |
| 9 | 2 | 
                                                                 
                                    
                                    0.6%
                                 
                                                             | 
                                                        
                    |
| 10 | 64 | 
                                                                 
                                    
                                    18.2%
                                 
                                                             | 
                                                        
                    |
| 11 | 4 | 
                                                                 
                                    
                                    1.1%
                                 
                                                             | 
                                                        
                    |
| 12 | 16 | 
                                                                 
                                    
                                    4.6%
                                 
                                                             | 
                                                        
                    |
| 13 | 8 | 
                                                                 
                                    
                                    2.3%
                                 
                                                             | 
                                                        
                    |
| 14 | 1 | 
                                                                 
                                    
                                    0.3%
                                 
                                                             | 
                                                        
                    |
| 15 | 26 | 
                                                                 
                                    
                                    7.4%
                                 
                                                             | 
                                                        
                    |
| 16 | 3 | 
                                                                 
                                    
                                    0.9%
                                 
                                                             | 
                                                        
                    |
| 17 | 1 | 
                                                                 
                                    
                                    0.3%
                                 
                                                             | 
                                                        
                    |
| 18 | 1 | 
                                                                 
                                    
                                    0.3%
                                 
                                                             | 
                                                        
                    |
| 20 | 17 | 
                                                                 
                                    
                                    4.8%
                                 
                                                             | 
                                                        
                    |
| 25 | 3 | 
                                                                 
                                    
                                    0.9%
                                 
                                                             | 
                                                        
                    |
| 28 | 1 | 
                                                                 
                                    
                                    0.3%
                                 
                                                             | 
                                                        
                    |
| 29 | 1 | 
                                                                 
                                    
                                    0.3%
                                 
                                                             | 
                                                        
                    |
| 30 | 2 | 
                                                                 
                                    
                                    0.6%
                                 
                                                             | 
                                                        
                    |
| 40 | 1 | 
                                                                 
                                    
                                    0.3%
                                 
                                                             | 
                                                        
                    |
| 55 | 1 | 
                                                                 
                                    
                                    0.3%
                                 
                                                             | 
                                                        
                    |
| 80 | 1 | 
                                                                 
                                    
                                    0.3%
                                 
                                                             | 
                                                        
                    |
| 90 | 1 | 
                                                                 
                                    
                                    0.3%
                                 
                                                             | 
                                                        
                    |
| 92 | 1 | 
                                                                 
                                    
                                    0.3%
                                 
                                                             | 
                                                        
                    |
| 100 | 2 | 
                                                                 
                                    
                                    0.6%
                                 
                                                             | 
                                                        
                    |
| 120 | 1 | 
                                                                 
                                    
                                    0.3%
                                 
                                                             | 
                                                        
                    |
| Sysmiss | 29 |