| Value | Category | Cases | |
|---|---|---|---|
| 0 | 516 | 
                                    
                                    45.1%
                                 | |
| 1 | 64 | 
                                    
                                    5.6%
                                 | |
| 2 | 97 | 
                                    
                                    8.5%
                                 | |
| 3 | 70 | 
                                    
                                    6.1%
                                 | |
| 4 | 62 | 
                                    
                                    5.4%
                                 | |
| 5 | 52 | 
                                    
                                    4.5%
                                 | |
| 6 | 52 | 
                                    
                                    4.5%
                                 | |
| 7 | 231 | 
                                    
                                    20.2%
                                 | |
| Sysmiss | 2594 |