| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1358 | 
                                    
                                    6.9%
                                 | |
| 2 | 5074 | 
                                    
                                    25.7%
                                 | |
| 3 | 11620 | 
                                    
                                    58.9%
                                 | |
| 4 | 1463 | 
                                    
                                    7.4%
                                 | |
| 5 | 218 | 
                                    
                                    1.1%
                                 | |
| Sysmiss | 22 |