| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 1 | 
                                                                 
                                    
                                    2.9%
                                 
                                                             | 
                                                        
                    
| 5 | 1 | 
                                                                 
                                    
                                    2.9%
                                 
                                                             | 
                                                        
                    |
| 10 | 1 | 
                                                                 
                                    
                                    2.9%
                                 
                                                             | 
                                                        
                    |
| 12 | 2 | 
                                                                 
                                    
                                    5.7%
                                 
                                                             | 
                                                        
                    |
| 16 | 1 | 
                                                                 
                                    
                                    2.9%
                                 
                                                             | 
                                                        
                    |
| 21 | 1 | 
                                                                 
                                    
                                    2.9%
                                 
                                                             | 
                                                        
                    |
| 27 | 2 | 
                                                                 
                                    
                                    5.7%
                                 
                                                             | 
                                                        
                    |
| 29 | 1 | 
                                                                 
                                    
                                    2.9%
                                 
                                                             | 
                                                        
                    |
| 30 | 2 | 
                                                                 
                                    
                                    5.7%
                                 
                                                             | 
                                                        
                    |
| 42 | 1 | 
                                                                 
                                    
                                    2.9%
                                 
                                                             | 
                                                        
                    |
| 64 | 1 | 
                                                                 
                                    
                                    2.9%
                                 
                                                             | 
                                                        
                    |
| 85 | 1 | 
                                                                 
                                    
                                    2.9%
                                 
                                                             | 
                                                        
                    |
| 89 | 1 | 
                                                                 
                                    
                                    2.9%
                                 
                                                             | 
                                                        
                    |
| 91 | 1 | 
                                                                 
                                    
                                    2.9%
                                 
                                                             | 
                                                        
                    |
| 93 | 1 | 
                                                                 
                                    
                                    2.9%
                                 
                                                             | 
                                                        
                    |
| 101 | 1 | 
                                                                 
                                    
                                    2.9%
                                 
                                                             | 
                                                        
                    |
| 103 | 2 | 
                                                                 
                                    
                                    5.7%
                                 
                                                             | 
                                                        
                    |
| 109 | 1 | 
                                                                 
                                    
                                    2.9%
                                 
                                                             | 
                                                        
                    |
| 110 | 1 | 
                                                                 
                                    
                                    2.9%
                                 
                                                             | 
                                                        
                    |
| 119 | 1 | 
                                                                 
                                    
                                    2.9%
                                 
                                                             | 
                                                        
                    |
| 120 | 1 | 
                                                                 
                                    
                                    2.9%
                                 
                                                             | 
                                                        
                    |
| 125 | 1 | 
                                                                 
                                    
                                    2.9%
                                 
                                                             | 
                                                        
                    |
| 126 | 1 | 
                                                                 
                                    
                                    2.9%
                                 
                                                             | 
                                                        
                    |
| 130 | 1 | 
                                                                 
                                    
                                    2.9%
                                 
                                                             | 
                                                        
                    |
| 138 | 1 | 
                                                                 
                                    
                                    2.9%
                                 
                                                             | 
                                                        
                    |
| 141 | 1 | 
                                                                 
                                    
                                    2.9%
                                 
                                                             | 
                                                        
                    |
| 187 | 1 | 
                                                                 
                                    
                                    2.9%
                                 
                                                             | 
                                                        
                    |
| 198 | 1 | 
                                                                 
                                    
                                    2.9%
                                 
                                                             | 
                                                        
                    |
| 200 | 1 | 
                                                                 
                                    
                                    2.9%
                                 
                                                             | 
                                                        
                    |
| 218 | 1 | 
                                                                 
                                    
                                    2.9%
                                 
                                                             | 
                                                        
                    |
| 252 | 1 | 
                                                                 
                                    
                                    2.9%
                                 
                                                             | 
                                                        
                    |
| Sysmiss | 574 |