| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 0 | 
                                                                 
                                    
                                    0%
                                 
                                                             | 
                                                        
                    
| 0 | 19 | 
                                                                 
                                    
                                    57.6%
                                 
                                                             | 
                                                        
                    |
| 16000 | 1 | 
                                                                 
                                    
                                    3%
                                 
                                                             | 
                                                        
                    |
| 20000 | 1 | 
                                                                 
                                    
                                    3%
                                 
                                                             | 
                                                        
                    |
| 40000 | 1 | 
                                                                 
                                    
                                    3%
                                 
                                                             | 
                                                        
                    |
| 50000 | 2 | 
                                                                 
                                    
                                    6.1%
                                 
                                                             | 
                                                        
                    |
| 60000 | 1 | 
                                                                 
                                    
                                    3%
                                 
                                                             | 
                                                        
                    |
| 100000 | 2 | 
                                                                 
                                    
                                    6.1%
                                 
                                                             | 
                                                        
                    |
| 150000 | 2 | 
                                                                 
                                    
                                    6.1%
                                 
                                                             | 
                                                        
                    |
| 200000 | 1 | 
                                                                 
                                    
                                    3%
                                 
                                                             | 
                                                        
                    |
| 220000 | 1 | 
                                                                 
                                    
                                    3%
                                 
                                                             | 
                                                        
                    |
| 300000 | 1 | 
                                                                 
                                    
                                    3%
                                 
                                                             | 
                                                        
                    |
| 600000 | 1 | 
                                                                 
                                    
                                    3%
                                 
                                                             | 
                                                        
                    |
| Sysmiss | 576 |