| Value | Category | Cases | |
|---|---|---|---|
| 0 | 109 | 
                                    
                                    54.8%
                                 | |
| 1 | 14 | 
                                    
                                    7%
                                 | |
| 2 | 21 | 
                                    
                                    10.6%
                                 | |
| 3 | 14 | 
                                    
                                    7%
                                 | |
| 4 | 8 | 
                                    
                                    4%
                                 | |
| 5 | 12 | 
                                    
                                    6%
                                 | |
| 6 | 5 | 
                                    
                                    2.5%
                                 | |
| 7 | 1 | 
                                    
                                    0.5%
                                 | |
| 8 | 6 | 
                                    
                                    3%
                                 | |
| 9 | 3 | 
                                    
                                    1.5%
                                 | |
| 10 | 1 | 
                                    
                                    0.5%
                                 | |
| 11 | 2 | 
                                    
                                    1%
                                 | |
| 14 | 1 | 
                                    
                                    0.5%
                                 | |
| 18 | 2 | 
                                    
                                    1%
                                 | |
| Sysmiss | 1 |