| Value | Category | Cases | |
|---|---|---|---|
| 1 | 454 | 
                                    
                                    19.8%
                                 | |
| 3 | 1409 | 
                                    
                                    61.5%
                                 | |
| 8 | 429 | 
                                    
                                    18.7%
                                 | |
| Sysmiss | 1242 |