| Value | Category | Cases | |
|---|---|---|---|
| 0 | 1 | 
                                    
                                    3.1%
                                 | |
| 1 | 22 | 
                                    
                                    68.8%
                                 | |
| 2 | 5 | 
                                    
                                    15.6%
                                 | |
| 3 | 1 | 
                                    
                                    3.1%
                                 | |
| 4 | 2 | 
                                    
                                    6.3%
                                 | |
| 10 | 1 | 
                                    
                                    3.1%
                                 | |
| Sysmiss | 196 |