| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 24 | 
                                                                 
                                    
                                    4.1%
                                 
                                                             | 
                                                        
                    
| 0 | 83 | 
                                                                 
                                    
                                    14.2%
                                 
                                                             | 
                                                        
                    |
| 1 | 90 | 
                                                                 
                                    
                                    15.4%
                                 
                                                             | 
                                                        
                    |
| 2 | 83 | 
                                                                 
                                    
                                    14.2%
                                 
                                                             | 
                                                        
                    |
| 3 | 56 | 
                                                                 
                                    
                                    9.6%
                                 
                                                             | 
                                                        
                    |
| 4 | 41 | 
                                                                 
                                    
                                    7%
                                 
                                                             | 
                                                        
                    |
| 5 | 40 | 
                                                                 
                                    
                                    6.8%
                                 
                                                             | 
                                                        
                    |
| 6 | 12 | 
                                                                 
                                    
                                    2.1%
                                 
                                                             | 
                                                        
                    |
| 7 | 12 | 
                                                                 
                                    
                                    2.1%
                                 
                                                             | 
                                                        
                    |
| 8 | 6 | 
                                                                 
                                    
                                    1%
                                 
                                                             | 
                                                        
                    |
| 9 | 7 | 
                                                                 
                                    
                                    1.2%
                                 
                                                             | 
                                                        
                    |
| 10 | 31 | 
                                                                 
                                    
                                    5.3%
                                 
                                                             | 
                                                        
                    |
| 11 | 3 | 
                                                                 
                                    
                                    0.5%
                                 
                                                             | 
                                                        
                    |
| 12 | 8 | 
                                                                 
                                    
                                    1.4%
                                 
                                                             | 
                                                        
                    |
| 13 | 3 | 
                                                                 
                                    
                                    0.5%
                                 
                                                             | 
                                                        
                    |
| 14 | 2 | 
                                                                 
                                    
                                    0.3%
                                 
                                                             | 
                                                        
                    |
| 15 | 13 | 
                                                                 
                                    
                                    2.2%
                                 
                                                             | 
                                                        
                    |
| 16 | 2 | 
                                                                 
                                    
                                    0.3%
                                 
                                                             | 
                                                        
                    |
| 17 | 4 | 
                                                                 
                                    
                                    0.7%
                                 
                                                             | 
                                                        
                    |
| 18 | 5 | 
                                                                 
                                    
                                    0.9%
                                 
                                                             | 
                                                        
                    |
| 20 | 15 | 
                                                                 
                                    
                                    2.6%
                                 
                                                             | 
                                                        
                    |
| 22 | 2 | 
                                                                 
                                    
                                    0.3%
                                 
                                                             | 
                                                        
                    |
| 23 | 3 | 
                                                                 
                                    
                                    0.5%
                                 
                                                             | 
                                                        
                    |
| 24 | 2 | 
                                                                 
                                    
                                    0.3%
                                 
                                                             | 
                                                        
                    |
| 25 | 4 | 
                                                                 
                                    
                                    0.7%
                                 
                                                             | 
                                                        
                    |
| 26 | 1 | 
                                                                 
                                    
                                    0.2%
                                 
                                                             | 
                                                        
                    |
| 27 | 1 | 
                                                                 
                                    
                                    0.2%
                                 
                                                             | 
                                                        
                    |
| 29 | 3 | 
                                                                 
                                    
                                    0.5%
                                 
                                                             | 
                                                        
                    |
| 30 | 5 | 
                                                                 
                                    
                                    0.9%
                                 
                                                             | 
                                                        
                    |
| 35 | 1 | 
                                                                 
                                    
                                    0.2%
                                 
                                                             | 
                                                        
                    |
| 40 | 5 | 
                                                                 
                                    
                                    0.9%
                                 
                                                             | 
                                                        
                    |
| 44 | 1 | 
                                                                 
                                    
                                    0.2%
                                 
                                                             | 
                                                        
                    |
| 45 | 1 | 
                                                                 
                                    
                                    0.2%
                                 
                                                             | 
                                                        
                    |
| 46 | 1 | 
                                                                 
                                    
                                    0.2%
                                 
                                                             | 
                                                        
                    |
| 50 | 3 | 
                                                                 
                                    
                                    0.5%
                                 
                                                             | 
                                                        
                    |
| 52 | 1 | 
                                                                 
                                    
                                    0.2%
                                 
                                                             | 
                                                        
                    |
| 55 | 3 | 
                                                                 
                                    
                                    0.5%
                                 
                                                             | 
                                                        
                    |
| 60 | 2 | 
                                                                 
                                    
                                    0.3%
                                 
                                                             | 
                                                        
                    |
| 63 | 1 | 
                                                                 
                                    
                                    0.2%
                                 
                                                             | 
                                                        
                    |
| 68 | 1 | 
                                                                 
                                    
                                    0.2%
                                 
                                                             | 
                                                        
                    |
| 100 | 1 | 
                                                                 
                                    
                                    0.2%
                                 
                                                             | 
                                                        
                    |
| 110 | 1 | 
                                                                 
                                    
                                    0.2%
                                 
                                                             | 
                                                        
                    |
| 221 | 1 | 
                                                                 
                                    
                                    0.2%
                                 
                                                             | 
                                                        
                    |
| Sysmiss | 632 |