| Value | Category | Cases | |
|---|---|---|---|
| 3 | NON | 3977 | 
                                    
                                    21.1%
                                 | 
| 3 | NON | 1566 | 
                                    
                                    8.3%
                                 | 
| 3 | NON | 652 | 
                                    
                                    3.5%
                                 | 
| Sysmiss | 12617 | 
                                    
                                    67.1%
                                 |