| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 37 | 
                                                                 
                                    
                                    59.7%
                                 
                                                             | 
                                                        
                    
| 1 | 1 | 
                                                                 
                                    
                                    1.6%
                                 
                                                             | 
                                                        
                    |
| 25 | 2 | 
                                                                 
                                    
                                    3.2%
                                 
                                                             | 
                                                        
                    |
| 28 | 1 | 
                                                                 
                                    
                                    1.6%
                                 
                                                             | 
                                                        
                    |
| 30 | 3 | 
                                                                 
                                    
                                    4.8%
                                 
                                                             | 
                                                        
                    |
| 34 | 2 | 
                                                                 
                                    
                                    3.2%
                                 
                                                             | 
                                                        
                    |
| 42 | 1 | 
                                                                 
                                    
                                    1.6%
                                 
                                                             | 
                                                        
                    |
| 46 | 2 | 
                                                                 
                                    
                                    3.2%
                                 
                                                             | 
                                                        
                    |
| 50 | 1 | 
                                                                 
                                    
                                    1.6%
                                 
                                                             | 
                                                        
                    |
| 52 | 1 | 
                                                                 
                                    
                                    1.6%
                                 
                                                             | 
                                                        
                    |
| 80 | 1 | 
                                                                 
                                    
                                    1.6%
                                 
                                                             | 
                                                        
                    |
| 100 | 1 | 
                                                                 
                                    
                                    1.6%
                                 
                                                             | 
                                                        
                    |
| 400 | 1 | 
                                                                 
                                    
                                    1.6%
                                 
                                                             | 
                                                        
                    |
| 625 | 1 | 
                                                                 
                                    
                                    1.6%
                                 
                                                             | 
                                                        
                    |
| 1000 | 1 | 
                                                                 
                                    
                                    1.6%
                                 
                                                             | 
                                                        
                    |
| 2000 | 1 | 
                                                                 
                                    
                                    1.6%
                                 
                                                             | 
                                                        
                    |
| 3000 | 1 | 
                                                                 
                                    
                                    1.6%
                                 
                                                             | 
                                                        
                    |
| 6000 | 1 | 
                                                                 
                                    
                                    1.6%
                                 
                                                             | 
                                                        
                    |
| 8000 | 1 | 
                                                                 
                                    
                                    1.6%
                                 
                                                             | 
                                                        
                    |
| 20000 | 1 | 
                                                                 
                                    
                                    1.6%
                                 
                                                             | 
                                                        
                    |
| 60000 | 1 | 
                                                                 
                                    
                                    1.6%
                                 
                                                             | 
                                                        
                    |
| Sysmiss | 147 |