| Value | Category | Cases | |
|---|---|---|---|
| 0 | 345 | 
                                    
                                    81.2%
                                 | |
| 1 | 31 | 
                                    
                                    7.3%
                                 | |
| 2 | 11 | 
                                    
                                    2.6%
                                 | |
| 3 | 11 | 
                                    
                                    2.6%
                                 | |
| 4 | 7 | 
                                    
                                    1.6%
                                 | |
| 5 | 6 | 
                                    
                                    1.4%
                                 | |
| 6 | 3 | 
                                    
                                    0.7%
                                 | |
| 7 | 1 | 
                                    
                                    0.2%
                                 | |
| 8 | 4 | 
                                    
                                    0.9%
                                 | |
| 9 | 1 | 
                                    
                                    0.2%
                                 | |
| 10 | 4 | 
                                    
                                    0.9%
                                 | |
| 15 | 1 | 
                                    
                                    0.2%
                                 | |
| Sysmiss | 7 |