| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 0 | 
                                                                 
                                    
                                    0%
                                 
                                                             | 
                                                        
                    
| 0 | 119 | 
                                                                 
                                    
                                    37.4%
                                 
                                                             | 
                                                        
                    |
| 1 | 44 | 
                                                                 
                                    
                                    13.8%
                                 
                                                             | 
                                                        
                    |
| 2 | 36 | 
                                                                 
                                    
                                    11.3%
                                 
                                                             | 
                                                        
                    |
| 3 | 26 | 
                                                                 
                                    
                                    8.2%
                                 
                                                             | 
                                                        
                    |
| 4 | 18 | 
                                                                 
                                    
                                    5.7%
                                 
                                                             | 
                                                        
                    |
| 5 | 14 | 
                                                                 
                                    
                                    4.4%
                                 
                                                             | 
                                                        
                    |
| 6 | 5 | 
                                                                 
                                    
                                    1.6%
                                 
                                                             | 
                                                        
                    |
| 7 | 9 | 
                                                                 
                                    
                                    2.8%
                                 
                                                             | 
                                                        
                    |
| 8 | 3 | 
                                                                 
                                    
                                    0.9%
                                 
                                                             | 
                                                        
                    |
| 10 | 5 | 
                                                                 
                                    
                                    1.6%
                                 
                                                             | 
                                                        
                    |
| 11 | 3 | 
                                                                 
                                    
                                    0.9%
                                 
                                                             | 
                                                        
                    |
| 12 | 3 | 
                                                                 
                                    
                                    0.9%
                                 
                                                             | 
                                                        
                    |
| 13 | 1 | 
                                                                 
                                    
                                    0.3%
                                 
                                                             | 
                                                        
                    |
| 14 | 2 | 
                                                                 
                                    
                                    0.6%
                                 
                                                             | 
                                                        
                    |
| 15 | 6 | 
                                                                 
                                    
                                    1.9%
                                 
                                                             | 
                                                        
                    |
| 16 | 1 | 
                                                                 
                                    
                                    0.3%
                                 
                                                             | 
                                                        
                    |
| 17 | 1 | 
                                                                 
                                    
                                    0.3%
                                 
                                                             | 
                                                        
                    |
| 18 | 1 | 
                                                                 
                                    
                                    0.3%
                                 
                                                             | 
                                                        
                    |
| 20 | 5 | 
                                                                 
                                    
                                    1.6%
                                 
                                                             | 
                                                        
                    |
| 23 | 1 | 
                                                                 
                                    
                                    0.3%
                                 
                                                             | 
                                                        
                    |
| 25 | 1 | 
                                                                 
                                    
                                    0.3%
                                 
                                                             | 
                                                        
                    |
| 30 | 2 | 
                                                                 
                                    
                                    0.6%
                                 
                                                             | 
                                                        
                    |
| 35 | 2 | 
                                                                 
                                    
                                    0.6%
                                 
                                                             | 
                                                        
                    |
| 36 | 1 | 
                                                                 
                                    
                                    0.3%
                                 
                                                             | 
                                                        
                    |
| 40 | 1 | 
                                                                 
                                    
                                    0.3%
                                 
                                                             | 
                                                        
                    |
| 50 | 1 | 
                                                                 
                                    
                                    0.3%
                                 
                                                             | 
                                                        
                    |
| 60 | 1 | 
                                                                 
                                    
                                    0.3%
                                 
                                                             | 
                                                        
                    |
| 70 | 1 | 
                                                                 
                                    
                                    0.3%
                                 
                                                             | 
                                                        
                    |
| 75 | 1 | 
                                                                 
                                    
                                    0.3%
                                 
                                                             | 
                                                        
                    |
| 80 | 1 | 
                                                                 
                                    
                                    0.3%
                                 
                                                             | 
                                                        
                    |
| 90 | 1 | 
                                                                 
                                    
                                    0.3%
                                 
                                                             | 
                                                        
                    |
| 105 | 1 | 
                                                                 
                                    
                                    0.3%
                                 
                                                             | 
                                                        
                    |
| 125 | 1 | 
                                                                 
                                    
                                    0.3%
                                 
                                                             | 
                                                        
                    |
| Sysmiss | 274 |