| Value | Category | Cases | |
|---|---|---|---|
| 0 | 55 | 
                                
                                44.4%
                             | |
| 1 | 39 | 
                                
                                31.5%
                             | |
| 2 | 15 | 
                                
                                12.1%
                             | |
| 3 | 8 | 
                                
                                6.5%
                             | |
| 4 | 5 | 
                                
                                4%
                             | |
| 5 | 2 | 
                                
                                1.6%
                             | |
| Sysmiss | 126 |