| Value | Category | Cases | |
|---|---|---|---|
| 0 | 854 | 
                                    
                                    42.7%
                                 | |
| 1 | 79 | 
                                    
                                    4%
                                 | |
| 2 | 289 | 
                                    
                                    14.5%
                                 | |
| 3 | 227 | 
                                    
                                    11.4%
                                 | |
| 4 | 188 | 
                                    
                                    9.4%
                                 | |
| 5 | 84 | 
                                    
                                    4.2%
                                 | |
| 6 | 23 | 
                                    
                                    1.2%
                                 | |
| 7 | 255 | 
                                    
                                    12.8%
                                 | |
| Sysmiss | 1 |