| Value | Category | Cases | |
|---|---|---|---|
| 0 | 4 | 
                                                                 
                                    
                                    0.5%
                                 
                                                             | 
                                                        
                    |
| 1 | 48 | 
                                                                 
                                    
                                    5.9%
                                 
                                                             | 
                                                        
                    |
| 2 | 134 | 
                                                                 
                                    
                                    16.5%
                                 
                                                             | 
                                                        
                    |
| 3 | 62 | 
                                                                 
                                    
                                    7.6%
                                 
                                                             | 
                                                        
                    |
| 4 | 224 | 
                                                                 
                                    
                                    27.6%
                                 
                                                             | 
                                                        
                    |
| 5 | 20 | 
                                                                 
                                    
                                    2.5%
                                 
                                                             | 
                                                        
                    |
| 6 | 36 | 
                                                                 
                                    
                                    4.4%
                                 
                                                             | 
                                                        
                    |
| 7 | 81 | 
                                                                 
                                    
                                    10%
                                 
                                                             | 
                                                        
                    |
| 8 | 197 | 
                                                                 
                                    
                                    24.2%
                                 
                                                             | 
                                                        
                    |
| 9 | 1 | 
                                                                 
                                    
                                    0.1%
                                 
                                                             | 
                                                        
                    |
| 10 | 5 | 
                                                                 
                                    
                                    0.6%
                                 
                                                             | 
                                                        
                    |
| 11 | 1 | 
                                                                 
                                    
                                    0.1%
                                 
                                                             | 
                                                        
                    |
| 98 | don't know | 0 | 
                                                                 
                                    
                                    0%
                                 
                                                             | 
                                                        
                    
| Sysmiss | 5668 |