| Value | Category | Cases | |
|---|---|---|---|
| 0 | 3 | 
                                                                 
                                    
                                    33.3%
                                 
                                                             | 
                                                        
                    |
| 1 | 1 | 
                                                                 
                                    
                                    11.1%
                                 
                                                             | 
                                                        
                    |
| 3 | 1 | 
                                                                 
                                    
                                    11.1%
                                 
                                                             | 
                                                        
                    |
| 13 | 1 | 
                                                                 
                                    
                                    11.1%
                                 
                                                             | 
                                                        
                    |
| 17 | 1 | 
                                                                 
                                    
                                    11.1%
                                 
                                                             | 
                                                        
                    |
| 22 | 2 | 
                                                                 
                                    
                                    22.2%
                                 
                                                             | 
                                                        
                    |
| 97 | 97+ | 0 | 
                                                                 
                                    
                                    0%
                                 
                                                             | 
                                                        
                    
| 98 | don't know | 0 | 
                                                                 
                                    
                                    0%
                                 
                                                             | 
                                                        
                    
| Sysmiss | 203 |