| Value | Category | Cases | |
|---|---|---|---|
| 0 | 35 | 
                                    
                                    19.3%
                                 | |
| 1 | 81 | 
                                    
                                    44.8%
                                 | |
| 2 | 45 | 
                                    
                                    24.9%
                                 | |
| 3 | 6 | 
                                    
                                    3.3%
                                 | |
| 4 | 6 | 
                                    
                                    3.3%
                                 | |
| 5 | 1 | 
                                    
                                    0.6%
                                 | |
| 6 | 3 | 
                                    
                                    1.7%
                                 | |
| 9 | 1 | 
                                    
                                    0.6%
                                 | |
| 10 | 3 | 
                                    
                                    1.7%
                                 | |
| Sysmiss | 19 |