| Value | Category | Cases | |
|---|---|---|---|
| 0 | 145 | 
                                    
                                    74.4%
                                 | |
| 1 | 15 | 
                                    
                                    7.7%
                                 | |
| 2 | 14 | 
                                    
                                    7.2%
                                 | |
| 3 | 5 | 
                                    
                                    2.6%
                                 | |
| 4 | 2 | 
                                    
                                    1%
                                 | |
| 5 | 5 | 
                                    
                                    2.6%
                                 | |
| 6 | 1 | 
                                    
                                    0.5%
                                 | |
| 7 | 1 | 
                                    
                                    0.5%
                                 | |
| 8 | 2 | 
                                    
                                    1%
                                 | |
| 9 | 1 | 
                                    
                                    0.5%
                                 | |
| 11 | 1 | 
                                    
                                    0.5%
                                 | |
| 12 | 1 | 
                                    
                                    0.5%
                                 | |
| 16 | 2 | 
                                    
                                    1%
                                 | |
| Sysmiss | 9 |