| Value | Category | Cases | |
|---|---|---|---|
| 1 | 2 | 
                                    
                                    2.6%
                                 | |
| 2 | 64 | 
                                    
                                    84.2%
                                 | |
| 3 | 3 | 
                                    
                                    3.9%
                                 | |
| 4 | 3 | 
                                    
                                    3.9%
                                 | |
| 7 | 3 | 
                                    
                                    3.9%
                                 | |
| 10 | 1 | 
                                    
                                    1.3%
                                 | |
| Sysmiss | 4506 |