| Value | Category | Cases | |
|---|---|---|---|
| 0 | 389 | 
                                    
                                    63.8%
                                 | |
| 1 | 113 | 
                                    
                                    18.5%
                                 | |
| 2 | 55 | 
                                    
                                    9%
                                 | |
| 3 | 32 | 
                                    
                                    5.2%
                                 | |
| 4 | 6 | 
                                    
                                    1%
                                 | |
| 5 | 10 | 
                                    
                                    1.6%
                                 | |
| 6 | 1 | 
                                    
                                    0.2%
                                 | |
| 7 | 1 | 
                                    
                                    0.2%
                                 | |
| 8 | 1 | 
                                    
                                    0.2%
                                 | |
| 9 | 1 | 
                                    
                                    0.2%
                                 | |
| 20 | 1 | 
                                    
                                    0.2%
                                 | |
| Sysmiss | 2222 |